a predatory bird is chasing its prey at 15.3 m/s when it emits a 202 hz squawk. if


the prey is moving away from the predator at 13 m/s, what frequency will it hear if


the air temperature is 27 °c?

The gravitational pull accelerates the Earth more since it is less heavy and causes it to move more quickly.

The mass of the Earth is what creates gravity. The combined gravitational force of all of its mass acts on the mass in your body. We couldn't survive without gravity. It produces the force that keeps the Earth in orbit around the Sun and keeps us on the surface of the planet. When two objects contact, forces are the mechanism by which energy is transmitted from one to the other, but forces do not themselves contain energy. Since gravity is a force, it only offers one method for objects to exchange energy and change its state.

The weakest force that humans are aware of is gravity.

Weight and gravity are not the same.

Gravity generates waves that move at light speed.

Gravitons, which are massless particles, may carry gravity.

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Answer:

The answer is the sound waves can travel through some material (not all) and visible light cannot.

Explanation:

I did this question on study island so I know the answer.

Answer:

the answer is: sound can be transmitted through the walls, but visible light cannot.

Explanation:

Answer:

hi

Here are the answers you need

a. Romi's speed = slope of graph = 1000/15 - 0 = 66m/min

b. for 10 minute

c. I do not know the answer for this question, please forgive me

d.at 1000m from home they meet

I hope this helps you.

May god bless you and if you like this answer and think it helped you very much please mark me as brainliest because that will help me very much.

Given data:

Distance between the sound source and the ear of the listener: d = 1.2 km

Speed of sound in water: V(water) = 1498 m/s

To find:

Time difference between the speed of sound in air and the speed of sound in water.

Explanation:

The speed of sound in air at temperature T is given by:

Here, T is the temperature and V(air) is the speed of sound in air measured in m/s.

Substitute the given values in above equation, we get:

Thus, the speed of sound in air at 30°C is 348.7 m/s.

The time is taken by sound in air to travel a distance of 1.2 km is:

Substitute the values and simplify the above equation, we get:

Thus, the time taken by sound to travel in air is 3.44 seconds.

Now the speed of sound in water is given. The time taken by sound to travel a distance of 1.2 km in water is:

Substitute the values and simplify the above equation, we get:

The time taken by sound to travel through water is 0.80 seconds.

The time difference between the speed of sound in air and speed of sound in water is:

Final answer:

The difference between the time taken by sound to travel in air and the time taken by sound to travel in water is 2.64 seconds.

Momentum can be calculated by multiplying the mass of an object by the velocity of an object. Thus, the correct option is C.

The momentum is a quantity which can be defined as the product of the mass and velocity of an object. It is an example of standard mechanical quantity. Momentum is a vector quantity, this means it possess both a magnitude and a direction. If "m" is an object's mass and "v" is its velocity, then the object's momentum p is:

p = m × v

The examples of momentum is whenever we toss a ball at someone as well as it smacks them square in the face. It indicates how difficult it would have been to stop the ball.

Therefore, the correct option is C.

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The temperature of 101°F is equal to 38.33°C.

To convert Fahrenheit to Celsius, you can use the formula (°F - 32) x 5/9. In this case, you would subtract 32 from 101, which equals 69, and then multiply by 5/9. This gives you a temperature of approximately 38.33°C.

Celsius is the most commonly used temperature scale around the world, while Fahrenheit is mainly used in the United States. It is important to understand how to convert between the two scales, especially if you are traveling or studying in a different country.

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The statement is false. Distortion encompasses any deviation or modification from the original waveform, regardless of intentionality.

Distortion is not solely limited to unintentional alterations in a waveform within a system. It encompasses any modification or deviation from the original waveform, regardless of intentionality. While unintentional alterations in a waveform can certainly contribute to distortion, it is not the only criterion for its presence.

Distortion is a broad term used to describe various phenomena that affect waveforms. It can occur due to nonlinearities, limitations, or imperfections in a system, such as amplifiers, filters, or recording devices. These distortions can manifest as changes in the shape, amplitude, or frequency content of the waveform.

However, it's important to note that distortion is not always undesirable. In certain contexts, intentional distortion is purposely introduced to achieve specific artistic or creative effects. For instance, in music production, effects like overdrive, distortion, or modulation are intentionally applied to alter the sound and create unique timbres or textures.

To further illustrate this point, let's consider the example of a guitar amplifier. When the input signal exceeds the amplifier's maximum capacity, the resulting waveform can become distorted. This unintentional distortion often occurs as the amplifier reaches its clipping point, where it can no longer faithfully reproduce the input signal. However, guitarists and musicians often seek out this type of distortion to achieve a desired tone or sound characteristic.

While unintentional alterations can contribute to distortion, intentional distortions are also prevalent in various creative and artistic contexts. Therefore, the statement that distortion is only considered present when a waveform is unintentionally altered within a system is false.

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The baseball's speed must be 24.21 m/s if the pitcher's claim is valid. The bullet has greater kinetic energy.

To find the baseball's speed with the same momentum as the bullet, we can follow these steps:

1. Calculate the momentum of the bullet using the formula:

momentum = mass x velocity.
2. Calculate the speed of the baseball using the formula:

speed = momentum / mass.

(a) To calculate the baseball's speed:

1. Bullet's mass = 2.34 g = 0.00234 kg (convert to kilograms by dividing by 1000)
  Bullet's speed = 1.50 x 10³ m/s
  Bullet's momentum = mass x velocity = 0.00234 kg * 1.50 x 10³ m/s = 3.51 kg*m/s

2. Baseball's mass = 145 g = 0.145 kg
  Baseball's speed = momentum / mass = 3.51 kg*m/s / 0.145 kg = 24.21 m/s


(b) To determine which has greater kinetic energy, we can use the formula:

kinetic energy = 0.5 x mass x (speed²).

1. Bullet's kinetic energy = 0.5 * 0.00234 kg * (1.50 x 10³ m/s)² = 2632.5 J
2. Baseball's kinetic energy = 0.5 * 0.145 kg * (24.21 m/s)² = 42.49 J

Comparing the two kinetic energies, the bullet has greater kinetic energy (2632.5 J) than the baseball (42.49 J).

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Answer:

\(3.9056\times 10^6\)

Explanation:

The number given in standard form is

\(3905600\)

The given scientific notation is

\(3.9056\times 10^7=39056000\)

The decimal will move seven digits to the right.

There is an extra zero when we expand the given scientific form.

\(3905600\neq 39056000\)

The scientific form of the given number is \(3.9056\times 10^6\).

So, the given scientific notation of the number is wrong.

Answer:

The peak wavelength emitted by the Sun falls in the yellow-green range in the electromagnetic spectrum.

Explanation:

The Sun's peak wavelength falls in the range of visible light. We know that it's not completely in the infrared zone or completely in the ultraviolet zone because then we'd have some very strange, and hot weather. The yellow-green range is approximately the center of the visible light range. The green-blue range is more closer to the ultraviolet range, so the yellow-green range makes more sense. Even if you don't know for sure where the Sun's peak wavelength falls, as long as you know the rest of what I just said above, you should have a thorough understanding of where the Sun's peak wavelength falls in the electromagnetic zone and why.

I hope this helps. Have a great day or night!

The peak wavelength emitted by the Sun falls in the yellow-green range of the electromagnetic spectrum.

Wavelength is a fundamental property of waves, including electromagnetic waves like light and radio waves, as well as other types of waves, such as sound waves or water waves.

Here,
The peak wavelength emitted by the Sun falls in the yellow-green range of the electromagnetic spectrum. The Sun emits radiation across a broad range of wavelengths, from radio waves to X-rays. However, the majority of the energy emitted by the Sun is concentrated in the visible and near-infrared parts of the spectrum. The peak of the Sun's emission spectrum is in the yellow-green range of the spectrum, with a peak wavelength of about 500 nm (nanometers). This is known as the Sun's blackbody radiation peak, and it corresponds to a temperature of about 5800 Kelvin on the Sun's surface.

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Answer:

C

Explanation:

because that's how science works

means that a body is in motion, and its velocity is measured in meters per second. And, that velocity is increasing by two meters per second, every second.

........................

Answer:

0.28 m/s

Explanation:

1.0km/h * (1000m / 1km) * (1h / 3600s) =

The speed of the turtle in meters per second is 0.28.

Multiplication or division by a numerical factor, selection of the correct number of significant figures, and unit conversion are all steps in a multi-step procedure.

Speed is defined as the ratio of the time distance traveled by the body to the time taken by the body to cover the distance. The speed is a scalar quantity and does not require any direction to represent it.

Given that the speed of the turtle is 1.0 km/h. The speed in meters per hour will be calculated as below:-

To calculate the speed in meters per second multiply the number by 1000 and divide it by 3600.

1.0 km/h. = 1 x 1000 / ( 3600 )

1.0 km/h. = 1000 / ( 3600 )

1.0 km/h. = 0.28 meter second.

Therefore, the speed of the turtle in meters per second is 0.28.

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Answer:

1.13 J/g°C.

Explanation:

i am sorry if this is wrong

Answer:

796J

Explanation:

Answer:

a=m/f is not an equation under newton's second law

Explanation:

newton's second law of motion is represented using: f=ma

where a=v-u/t

therefore it becomes,f=m(v-u)/t

from f=ma,

a will become f/m,

m will become f/a

Answer:

For metric-system conversions, follow this method: Sound travels at about 340 m/s, so multiply the number of seconds you counted by 340, and you'll know how many meters away lightning struck. A three-second count, then, would place the lightning strike about 1,020 m away, or roughly 1 km.

Explanation:

hope it hep and if it doesnt sorry

The distance struck by the lighting flashes is 680 m.

The given parameters;

The distance struck by the lighting is calculated by applying the principle of echo as follows;

\(v = \frac{2d}{t} \\\\2d = vt\\\\d = \frac{vt}{2} \\\\d = \frac{340 \times 4}{2} \\\\d = 680 \ m\)

Thus, the distance struck by the lighting flashes is 680 m.

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Answer:

5.0 kg

Explanation:

use the equation; (m1v1i) + (m2v2i) = (m1v1f) + (m2v2f)

Power needed to operate the Carnot refrigerator is 239.05 MW.

Carnot refrigerator works between two temperatures, namely high-temperature reservoir and low-temperature reservoir. It removes heat from a cold reservoir and exhausts it to a hot reservoir. Its working depends upon Carnot cycle which has four steps and two adiabatic processes. This process is a reversible process, which means it can run both ways.The temperature inside a Carnot refrigerator placed in a kitchen st 22.0°C is 2°C. The heat extracted from the refrigerator is 89 MJ/h.

Power needed to operate the Carnot refrigerator =\frac{ (heat extracted)  (time)89 MJ}{h} =\frac{ (heat extracted) }{ 1 hour}.

Therefore, heat extracted = 89 MJAs per Carnot refrigeration cycle,

Q2 = Q1 (\frac{T2 }{ T1 - T2})where: Q2 = Heat absorbed by the refrigerator at low temperature;T2 = Temperature of refrigeratorT1 = Temperature of the environmentQ1 = Heat released by the refrigerator at high temperature Heat absorbed = heat extracted = 89 MJ

Temperature of the refrigerator (T2) = 2°C Temperature of the environment (T1) = 22°CQ2 = Q1 (\frac{T2 }{ T1 - T2})89 MJ = \frac{Q1 (2 + 273) }{(22 + 273 - 2)Q1 }= 239.05 MJ

Therefore, power needed to operate the Carnot refrigerator = 239.05 MJ / h (per hour) = 239.05 MW (per minute)

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Answer:

They're typically made up of three main parts: protons, neutrons and electrons. Think of the protons and neutrons as together forming a “sun”, or nucleus, at the centre of the system. The electrons orbit this nucleus, like planets. If atoms are impossibly small, these subatomic particles are even more so.

Explanation:

hope i helped.

Answer:

Atoms consist of a nucleus made of protons and neutrons orbited by electrons. ... We now know that atoms are made up of three particles: protons, neutrons and electrons — which are composed of even smaller particles, such as quarks.

Explanation:

Knowing the velocity of a cloud in the disk of the Milky Way helps astronomers figure out how far away it is because of a principle called the Doppler effect.

The Doppler effect is the change in the frequency or wavelength of a wave in relation to an observer who is moving relative to the wave source. When an object, such as a cloud of gas, is moving away from an observer, the wavelength of light it emits appears longer, or red-shifted. Conversely, when an object is moving towards an observer, the wavelength of light it emits appears shorter, or blue-shifted.

By measuring the Doppler shift of the light emitted by a cloud in the disk of the Milky Way, astronomers can determine whether it is moving towards or away from us. If they know the cloud's velocity and can measure the Doppler shift, they can calculate how far away the cloud is using the Doppler equation. This allows astronomers to map out the structure of the Milky Way and better understand the movements of objects within it.

In conclusion, knowing the velocity of a cloud in the disk of the Milky Way helps astronomers figure out how far away it is through the use of the Doppler effect, which allows them to measure the shift in light wavelength and calculate distance.

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Climate change is the reason for a lot of factors such as:

Heat-trapping Greenhouse Gases And The Earth's Climate

Greenhouse Gases

Reflectivity or Absorption of the Sun's Energy

Changes in the Earth's Orbit and Rotation

Variations in Solar Activity

Changes in the Earth's Reflectivity

Volcanic Activity

There's a lot more that I could list, but hopefully this will do.

When a star is moving away from us, the light it emits is subject to a phenomenon called redshift. This causes the red line of the spectrum, which is normally at a wavelength of 656 nm, to shift to a longer wavelength.

To determine the exact wavelength of the red line for the star, you would need additional information, such as the star's velocity relative to Earth. However, you can expect the red line to appear at a wavelength longer than 656 nm due to the star's motion away from us. The wavelength of a wave describes how long the wave is. The distance from the "crest" (top) of one wave to the crest of the next wave is the wavelength. Alternately, we can measure from the "trough" (bottom) of one wave to the trough of the next wave and get the same value for the wavelength.

So, the proces in which a star is moving away from us, the light it emits is subject to a phenomenon called redshift.

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The mass of the other star in the binary system is approximately 0.541 solar masses.

To find the mass of the other star in the binary system, we can use Kepler's Third Law of Planetary Motion, which can be applied to binary star systems. The law states that the square of the orbital period (\(T\)) is proportional to the cube of the semi-major axis (\(a\)) of the orbit. Mathematically, this can be expressed as\(\(T^2 = \frac{4\pi^2}{G(M_1 + M_2)}a^3\), where \(M_1\) and \(M_2\)\)  are the masses of the stars,\(\(G\)\) is the gravitational constant, and other variables have their usual meanings.

Given that one star has a mass of 1.00 solar masses, we can substitute the known values into the equation and solve for\(\(M_2\)\). Rearranging the equation, we have\(\(M_2 = \frac{4\pi^2}{G}(\frac{a^3}{T^2}) - M_1\)\).

Plugging in the values for\(\(a\) (1.34E+10 km) and \(T\) (400 years)\), and using the appropriate unit conversions, we can calculate the mass of the other star,\(\(M_2\\), to be approximately 0.541 solar masses.

Therefore, the mass of the other star in the binary system is approximately 0.541 solar masses.

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The value of the capacitance required to tune an FM radio circuit to 91.3 MHz with a coil inductance of 0.0036 mH is 2.65E-12 F.

To calculate the capacitance, we can use the formula for the resonant frequency of an LC circuit: f = \(1 / (2\pi \sqrt(LC)\)). Rearranging the formula, we have L = \((1 / (4\pi ^{2} f^{2} C))\). Plugging in the given values, we can solve for C.

First, convert the inductance to Henrys:\(L = 0.0036 mH = 0.0036 * 10^(^-^3^)\) H = 3.6 × 10^(-6) H. The frequency is given as 91.3 MHz, so f = 91.3 × 10^6 Hz. Plugging these values into the formula, we get\(3.6 * 10^(^-^6^) = (1 / (4\pi ^{2} * (91.3 * 10^6)^{2} * C))\). Solving for C, we find \(C = 2.65 * 10^(^-^1^2^)\) F, which corresponds to option b.

Therefore, the value of the capacitance required to tune the FM radio tuning circuit to 91.3 MHz is approximately \(2.65 * 10^(^-^1^2^)\) F.

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in Lynchburg, VA, you see one of the zodiacal constellations crossing your meridian. Your azimuth must be 90 degrees minus the observer's latitude.

A zodiacal constellation is one of the 12 constellations (also known as named star groups) that can be seen in the zodiac, a particular region of the sky.

The zodiac is the section of the sky that the sun, moon, and planets appear to travel along when viewed through the lens of astronomy.

It is possible to divide the zodiac into 12 parts, each of which is named after a constellation. These constellations fall into the category of zodiacal constellations. Aquarius, Pisces, Aries, Taurus, Gemini, Leo, Cancer, Virgo, Libra, Scorpius (Scorpio), Sagittarius, and Capricornus (Capricorn) are among them .

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The polar equation for Jupiter's orbit can be expressed as r = (1 + 0.048)/(1 + 0.048 * cos(theta)) times the length of the major axis.

The eccentricity of an orbit determines how elongated or circular it is. In this case, Jupiter's orbit has an eccentricity of 0.048, indicating a slightly elongated shape. The major axis of the orbit is given as 1.56 ✕ 109 km.

To find the polar equation, we can start by considering the equation of an ellipse in polar coordinates:

r = (a * (1 - e^2)) / (1 + e * cos(theta))

Here, 'r' represents the distance from the center (focus) of the ellipse to a point on the curve, 'a' represents the length of the semi-major axis (half of the major axis), 'e' represents the eccentricity, and 'theta' represents the angle.

In this case, the length of the major axis is given as 1.56 ✕ 109 km, so the length of the semi-major axis (a) would be half of that, which is 0.78 ✕ 109 km.

Substituting the given values into the equation, we have:

r = (0.78 ✕ (1 - 0.048^2)) / (1 + 0.048 * cos(theta))

Simplifying further, we get:

r = (0.78 * 0.997) / (1 + 0.048 * cos(theta))

This can be further simplified to:

r = 0.777 / (1 + 0.048 * cos(theta))

Therefore, the polar equation for Jupiter's orbit is r = (1 + 0.048)/(1 + 0.048 * cos(theta)) times the length of the major axis.

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, The density of the metal with a simple cubic structure is approximately \(8.93 g/cm^3.\)

To determine the density of the metal with a simple cubic structure, we can use the following formula:

Density = (Atomic weight)/(Volume of the unit cell x Avogadro's number)

For a simple cubic structure, the volume of the unit cell can be calculated as:

The volume of unit cell = \(a^3\)

where a is the length of the edge of the cube.

In a simple cubic structure, the atoms touch along the edge of the cube. So, the edge length can be calculated as:

a = 2 x Atomic radius

Substituting the given values, we get:

a = 2 x 0.126 nm = 0.252 nm

The volume of the unit cell is:

Volume of unit cell = \(a^3\)= \((0.252 nm)^3\) = 0.016 \(nm^3\)

Now, we can substitute the values into the density formula:

Density = (70.4 g/mol)/(0.016 \(nm^3\) x 6.022 x \(10^23\)/mol)

Density = 8.93 \(g/cm^3\)

Therefore, the density of the metal with a simple cubic structure is approximately\(8.93 g/cm^3.\)

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Translated Question: If a metal had the simple cubic structure, how is it shown in the figure. Yes its atomic weight is 70. 4 g/mol and the atomic radius is 0.126 nm. determine the density

Joe frequently considers his goal of learning more about the candidates running for public office in his town. He puts a great deal of effort into finding a variety of media sources providing in-formation about the candidates. Joe is engaging in the process of political socialization,

The lifelong learning process through which individuals acquire their political beliefs, attitudes, and values. By seeking out information about the candidates running for public office in his town, Joe is engaging in active citizenship and fulfilling his civic duty. He is also demonstrating media literacy skills by seeking out a variety of media sources to obtain information, this is important because media bias can affect the way that political information is presented and interpreted.

By seeking out multiple sources, Joe is able to evaluate the information critically and form his own opinion about the candidates. This is essential for a functioning democracy, as informed citizens are better able to participate in the democratic process and hold their elected officials accountable. Overall, Joe's efforts demonstrate the importance of political engagement and the role that individual citizens play in shaping our democracy.

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The c function that calculates the largest whole number that is less than or equal to x is called "floor".

Here is the step-by-step explanation:

1. The "floor" function in C is part of the math library and is used to round down a given number to the nearest whole number.
2. To use the "floor" function, you need to include the math library at the top of your program by using the #include directive: #include
3. The syntax for using the "floor" function is as follows: floor(x)
4. In this syntax, "x" represents the number you want to round down.
5. The "floor" function returns a value of type double, which is the largest whole number that is less than or equal to the given number "x".
6. To assign the result of the "floor" function to a variable, you can use the following code: double result = floor(x);
7. Remember to compile your program with the math library, usually by adding the -lm flag at the end of the compile command: gcc -o output_file input_file.c -lm

The "floor" function in C calculates the largest whole number that is less than or equal to a given number "x".

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