a cheetah goes from 0 m/s to 25 m/s in 2.5s. what is the cheetahs rate of acceleration? A. 10m/s2
B. 25m/s2
C. 0.10m/s2
D. 63m/s2

( True )  Mercury is the closest planet to the sun and has a unique orbit that takes about 88 Earth days to complete one revolution around the sun. Due to its proximity to the sun, the planet's rotation is also influenced by the sun's gravitational pull, causing it to have a slower rotation rate compared to its revolution.

A sidereal day is the time it takes for a planet to complete one rotation on its axis, relative to the fixed stars. For Mercury, one sidereal day is approximately 58.6 Earth days long.

Therefore, if two Mercury years (which is equal to two revolutions around the sun) are the same length as three sidereal days, it means that each Mercury year is approximately 1.5 sidereal days long, which is true. This can be calculated as follows:

2 Mercury years = 2 x 88 Earth days = 176 Earth days
3 sidereal days = 3 x 58.6 Earth days = 175.8 Earth days

Hence, the statement is true.

To Learn more about Mercury. Click this!

brainly.com/question/3161182

#SPJ11

The symbolic expression that gives the centripetal acceleration on the edge of the platform as a function of time, ac(t) is: `ac(t) = -rω²sin(ωt)`

The centripetal acceleration of an object moving in a circular path is always directed toward the center of the circle. The value of centripetal acceleration can be calculated by the formula:`ac = (v²) / r`

Here, v represents the linear velocity of the object and r is the radius of the circular path. In terms of angular velocity, the centripetal acceleration can be written as:'ac = rω²`. Therefore, the centripetal acceleration on the edge of the platform can be written as:`ac(t) = rω²sin(ωt)`

Here, ω represents the angular velocity of the platform. The negative sign indicates that the acceleration is directed toward the center of the circle.

You can learn more about centripetal acceleration at: brainly.com/question/14465119

#SPJ11

Answer:

Answer:

‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍

Answer:

1. Following the recoil principle, rockets use combustion (a controlled explosion) to work against earth's gravitational attraction.

2. A force is a push or a pull that acts upon an object as a results of its interaction with another object. ... These two forces are called action and reaction forces and are the subject of Newton's third law of motion. Formally stated, Newton's third law is: For every action, there is an equal and opposite reaction.

(via physicsclassroom.com)

3. The combustion throws out material with very high momentum and is, physically speaking, the action. In reaction to that that, the rocket moves away from it (upward when in starts and has the action underneath it)

4. To show the world that commercial manned space missions are safely possible. Some may also like the fact that the US can now do, or rather order, manned flights into space without the help of the russian space agency (Roskosmos).

5. Robert Behnken and Douglas Hurley

6. The international space station (ISS)

7. Yes, Stage 1 of the rocket landed on the drone ship. The crew opened the hatch to enter the space station after 21 hours and 39 minutes after the launch from Cape Canaveral.

8. To have private contractors such as SpaceX actively in the field, there are now more interest groups that participate in space travel. And they can interact with other companies as well.

Also, due to Musks dream and efforts of SpaceX, space travel seems to get a lot cheaper.

That might indeed open the way back to the moon and further to the Mars for human space flight.

Governments such as the US planned on such things for decades, but changed plans ever since, and routinely changed leadership and the opinion on what's important.

Now Spaceflights can become less politically motivated and more commercially. That seems to be a more stable way over long periods of time.

(wrote most of it for you myself, even tough I'm not a native English speaker. would really appreciate the brainliest if you appreciate the work)

Answer:

yhgfty

Explanation:

cdfgv

The tension in the first rope, T1, is 805 N.

The tension in the second rope, T2, is 805 N.

(a) The tension in the first rope, T1, can be calculated by balancing the forces acting on the person in the vertical direction. The weight of the person, mg, acts downwards, and the tension in the rope, T1, acts upwards. Therefore:

T1 = mg

where m is the mass of the person and g is the acceleration due to gravity. Substituting the given values:

T1 = (82.0 kg)(9.81 m/s²) = 805 N

Therefore, the tension in the first rope, T1, is 805 N.

(b) The tension in the second rope, T2, can be calculated by balancing the forces acting on the person in the horizontal direction. The tension in the first rope, T1, acts to the left, and the tension in the second rope, T2, acts to the right. Therefore:

T2 = T1

Substituting the value of T1 obtained in part (a):

T2 = 805 N

Therefore, the tension in the second rope, T2, is 805 N.

Learn more about Tension:

https://brainly.com/question/24994188
#SPJ4

Answer:

a = 0.5 m/s²

Explanation:

the type of problem is called a Newtons second law of motion.

and the equation would be the sum of F = m * a  where m = mass and a = acceleration

forces are 125N and the opposite direction is 120N

Eli pushes the table with a force of 120N towards Andy

and

Andy pushes the table with a force of 125N towards Eli

mass of table given as 10 kg.

using the equation

120N - 125N = 10kg * a

a = (120-125) / 10

a = -0.5 m/s² so the acceleration is in the direction of Andy's force towards Eli.

therefore a = 0.5 m/s²

Answer:

B.  

0.50 meters/second2

Explanation:

The violation is a third-degree felony is Reproduction or theft of a real estate license exam, option C.

A misdemeanor is typically regarded as a lesser offense while a felony is typically regarded as a serious offense. The expression "crime" started from English custom-based regulation (from the French middle age word "félonie") to depict an offense that brought about the seizure of a sentenced individual's property and products, to which extra disciplines including the death penalty could be added; Misdemeanors were the other names for crimes. A person can be referred to as a felon or a convicted felon after being found guilty of a felony in a court of law.

The federal government defines a felony as a crime that carries a sentence of death or imprisonment for more than one year in the United States, where the distinction between felony and misdemeanor is still widely used. It is considered a misdemeanor if the penalty is less than one year. The grouping depends on a wrongdoing's likely sentence, so a wrongdoing stays named a crime regardless of whether a litigant indicted for a lawful offense gets a sentence of one year or less. Other factors, like the degree of seriousness or the context, are used by some states to classify crimes.

Learn more about Felony:

https://brainly.com/question/26682306

#SPJ4

Complete question:

Which violation is a third-degree felony?

A) Provide inaccurate and out-of-date rental information for compensation

B) Failure to account for and deliver escrow funds

C) Reproduction or theft of a real estate license exam

D) False and misleading advertising

The Law of Conservation of Energy states that energy cannot be created or destroyed, only transferred or converted from one form to another. This means that the total amount of energy in a closed system remains constant.

As the object falls to the ground, its potential energy is converted into kinetic energy. The potential energy is determined by the object's mass and its height above the ground. As the object falls, its height decreases and its potential energy decreases, but this decrease in potential energy is compensated by an increase in kinetic energy. The kinetic energy is determined by the object's mass and its velocity. As the object's height decreases and its velocity increases, its kinetic energy increases.

As the object falls, the total amount of energy remains constant. The initial potential energy of 10 J is equal to the final kinetic energy of the object. This is an example of the Law of Conservation of Energy in action. The object's potential energy is transformed into kinetic energy, but the total amount of energy remains the same.

The equations mentioned by Emily in the valuation analysis for Aspeon are as follows:

1) Equation (1): This equation represents the value of equity (S) and calculates it based on the EBIT (earnings before interest and taxes), the tax shield provided by debt (D), and the required return on debt (kd) and equity (ks). It implies that the value of equity is equal to the adjusted EBIT after deducting the tax shield from debt.

2) Equation (2): This equation calculates the total enterprise value (V) by adding the value of equity (S) and debt (D). It represents the total worth of the company, considering both equity and debt.

3) Equation (3): This equation calculates the price per share (P) by dividing the total enterprise value (V) minus the initial debt (D0) by the number of shares (n0). It represents the price per share based on the valuation of the company.

4) Equation (4): This equation calculates the new number of shares (n1) by subtracting the dividend (D) from the initial number of shares (n0) divided by the price per share (P). It represents the adjusted number of shares after the payment of dividends.

5) Equation (5): This equation calculates the levered value (VL) by adding the unlevered value (VU) with the tax shield value (TD). It represents the value of the company after considering the tax advantages of debt.

These equations provide a framework for valuation analysis, considering factors such as earnings, taxes, debt, and equity. They help assess the value and financial implications of Aspeon's growth prospects.

To know more about  EBIT ,

https://brainly.com/question/31852554?referrer=searchResults

#SPJ11

Answer:

C

Explanation:

The starting skill level of the physical activities included in a personal fitness program should be determined from other individuals' fitness programs is a statement which is not true. Everyone starts their personal fitness journey at a different level which should be regarded . A fitness test should be taken to determine where an individual should start their new lifestyle.

Answer:

C. I got it right :)

Explanation:

The height of the image for the maximum magnification for a normal eye is 7 mm.

The focal length of a simple microscope = f = 10 cm

The shortest distance of distinct vision  = D = 25cm

The hight of the newspaper print = h = 2 mm

Let the height of the image = H

         M = 1 +\(\frac{D}{f}\)

       H = Mh

           = [1 +\(\frac{D}{f}\) ](h)

           = [1 + \(\frac{25}{10}\) ] 2

           =[ \(\frac{35}{10}\) ] 2

           = 3.5 (2)

           =7mm

The complete question is :

A 10-cm focal length converging lens is used to magnify small newspaper print 2.0 mm high. Calculate the height of the image (in mm) for the maximum magnification for a normal eye.

a. 3.5

b. 7.0

c. 9.2

d. 12

e. 2.5

To learn more about magnification , refer:

https://brainly.com/question/3480304

#SPJ4

A planet's speed changes constantly as it travels around its orbit. When a planet is closest to us, or perihelion, it moves the fastest; when it is further away, it moves slowly (farthest)

Speed is the measure of how quickly a distance changes over time. It has a distance dimension dependent on time. Combining the basic units of time and length results in the Si system for speed. The metric system uses meters per second (m/s) as the unit for measuring speed.

Similar to the RPM gauge on a car's dash that displays the car's crankshaft and pistons' revolutions per minute, task-speed measures the speed of an operation. In other terms, it informs you of how quickly and vigorously your engine is operating. The speedometer, which displays the distance your car has traveled or will go in an hour, is a result of speed.

To know more about speed visit:

https://brainly.com/question/28224010

#SPJ1

Answer:

a) 1000000 g

b) 1000 km

c) 3,7 mg

d) 0,00125 mm

Explanation:

a) 1kg has 1000g, so we can make a proportion:

1 kg - 1000 g

1000 kg - x g

Use the property of the proportion to find x:

\(x = 1000 \times 1000 = 1 \times {10}^{6} \: g = 1000000 \: g\)

b) 1 km has 1000 m, so let's do the same thing as we did earlier:

1 km - 1000 m

x km - 1000000 m

\(x = \frac{1000000}{1000} = 1000 \: km\)

c) 1 g has 1000 mg and 1 kg has 1000 g, so 1 kg will have 1000 × 1000 =

\( {10}^{ 6} \: mg = 1000000 \: mg\)

1 kg - 1000000 mg

0,0000037 kg - x mg

x = 0,0000037 × 1000000 = 3,7 mg

d) 1 m has 100 cm and 1 cm has 10 mm, so that means 1 m has 100 × 10 = 1000 mm

1 m - 1000 mm

0,00000125 m - x mm

x = 0,00000125 × 1000 = 0,00125 mm

I think I got it right

Explanation:

The angular velocity of the fan after 2.0 seconds would be 17 rad/s. This can be determined using the following equation:

ω = ω0 + α * t

where ω is the angular velocity at time t, ω0 is the initial angular velocity, and α is the angular acceleration.

Therefore, the angular acceleration of the fan is (25 - 10) / 5.0 = 5 rad/s^2. Plugging in ω0 = 10 rad/s, α = 5 rad/s^2 and t = 2.0 seconds, we get:

ω = 10 + 5 * 2.0 = 17 rad/s

Answer:

141 J  

Explanation:

The lowest sig digits in a calculation determine the sig dig of the answer

The temps are listed with 3 significant digits and the spec heat is 3 sig digits  (the mass has 4 sig digs) .....so answer will need 3 digits

31.91 g   * .903 J/g-C  *  (26.1 - 21.2 C) = 141 J   (three sig dig)

On an asteroid that is twice as far as Earth is from the sun, the strength of sunlight would be c. a quarter as great as on Earth.

Sunlight or solar radiation is the main source of energy that drives climate and weather patterns on Earth. The amount of solar radiation reaching Earth varies depending on the distance of the Earth from the Sun.

An asteroid is a small rocky body orbiting the sun. It is too small to be called a planet, and is instead classified as a minor planet, which is a term used for any astronomical object that is neither a planet nor a comet. They are primarily composed of materials that formed the solar nebula, a disk-shaped cloud of gas and dust left over after the formation of the solar system.Therefore, the strength of sunlight on an asteroid that is twice as far as Earth is from the sun would be a quarter as great as on Earth.

Learn more about solar system at:

https://brainly.com/question/9367001

#SPJ11

The space station ISS orbits the Earth approximately every 90 minutes. That is, the space station he orbits the Earth about 16 times in 24 hours a day.

The International Space Station is the largest modular space station in low earth orbit. Five space agencies are involved in this project.

These include NASA in the United States, Roscosmos in Russia, JAXA in Japan, ESA in Europe, and his CSA in Canada. Each orbit takes 90-93 minutes, so there are about 16 orbits per day (24 hours). Depending on the altitude of the ISS, the exact number of orbits per day is usually less than 16 (typically 15.5-15.9 orbits per day). 

Learn more about ISS

brainly.com/question/21840117

#SPJ4

The correct option: (e) There is a negative charge on the surface of the cavity, and a positive charge on the outer surface of the conductor.

Any extra charge on the a conductor will be located on its surface, according to Gauss' Law.

Thus, on the cavity's surface there is a negative charge, while the conductor's outer surface has a positive charge.

To know more about the Gauss law, here

https://brainly.com/question/14767569

#SPJ4

The complete question is-

A positive point charge is placed in a cavity inside a neutral conductor without transferring charge to the conductor. What is the sign of the charge on the surface of the cavity and the outer surface of the conductor?

(a) There is no charge on the surface of the cavity or the outer surface of the conductor.

(b) There is a positive charge on the surface of the cavity, but no charge on the outer surface of the conductor.

(c) There is a negative charge on the surface of the cavity, but no charge on the outer surface of the conductor.

(d) There is no charge on the surface of the cavity, but a positive charge on the outer surface of the conductor.

(e) There is a negative charge on the surface of the cavity, and a positive charge on the outer surface of the conductor.

can tigger sudden mass movement

A higher CpK value indicates better process capability. Therefore, the CpK of this process is 5.22 (rounded to two decimal places).

To calculate the CpK (Process Capability Index), we need to determine the process capability and compare it to the specification limits.

The formula for CpK is given by:

CpK = min((USL - mean) / (3 * standard deviation), (mean - LSL) / (3 * standard deviation))

Where:

USL = Upper Specification Limit

LSL = Lower Specification Limit

In this case, the USL is 55 ohms (50 + 5) and the LSL is 45 ohms (50 - 5). The mean is 49.8 ohms and the standard deviation is 0.09 ohms.

Substituting these values into the formula:

CpK = min((55 - 49.8) / (3 * 0.09), (49.8 - 45) / (3 * 0.09))

CpK = min(5.22, 5.33)

Learn more about process capability here:

https://brainly.com/question/28195718

#SPJ11

Explanation:

On a position vs time graph (x vs t), displacement is the difference in positions (Δx = x₂ − x₁).

On a velocity vs time graph (v vs t), displacement is the area under the graph (Δx = ∫ v dt).

Answer:

You need to add a picture:)

Answer:

can be used to generate a magnetic effect ( magnetic field ) or magnetism can be generated by electricity , There is a relation between magnetism and electricity , where electric current has a magnetic effect , while  magnet generates an electric current .The electromagnet is used in factories to move ( lift ) the heavy iron blocks as it is used for making big-sized winch ( crane ) .The electromagnet is used in making many appliances ( devices ) as the electric bell , the electric mixer , the disc drive and the television .The electromagnet is used in factories to move ( lift ) the heavy iron blocks as it is used for making big-sized winch ( crane ) .The electromagnet is used in making many appliances ( devices ) as the electric bell , the electric mixer , the disc drive and the television .

Explanation:

The astronaut can she move herself back towards the space station by throwing a tool on the direction opposite to the shuttle.

According to Newton's Third Law, if an astronaut tosses a tool away from the space shuttle, she will exert a force in that direction while also being subject to a reaction force in that same direction. Since there are no drag forces in space, the astronaut's gained acceleration (in accordance with Newton's second law) would eventually propel her back to the shuttle.

According to Newton's second law of motion, force is equal to the rate at which momentum changes. Force is defined as mass times acceleration for a constant mass. Therefore, the astronaut can she move herself back towards the space station by throwing a tool on the direction opposite to the shuttle.

Learn more about how astronaut would help herself in outer space here:

https://brainly.com/question/15033140

#SPJ4

The Dependent and independent variables are two important variables in an experiment. Test score is the dependent variable while listening to music is the independent variable.

Learn more : https://brainly.com/question/17498238?referrer=searchResults

According to the research, the correct option is A. A psychologist whose goal is to explain a behavior will record descriptions as objectively as possible.

It is a professional who diagnoses and is responsible for collecting facts about the behaviors and experiences of living beings, organizing them in a systematic way and developing theories for their understanding.

This means that psychologists analyze the behavior of living beings from a scientific approach and these studies allow us to explain their behavior.

Therefore, we can conclude that according to the research, the correct option is A. A psychologist whose goal is to explain a behavior will record descriptions as objectively as possible.

Learn more about psychologist here: https://brainly.com/question/10517162

#SPJ1

Answer:

The answer is the fourth option

Explanation:

For everyone on edg3, it is D) suggest why a behavior occurs.

The cumulative distance the bird travels is 4.4 km.

The time of motion of the bird is calculated from the principle of relative velocity.

distance covered by bird - distance of runner = distance between them

vb_t - vr_t = d

(vb - vr)t = d

where;

(28.4 - 7.1)t = 3.3

21.3t = 3.3

t = 3.3/21.3

t = 0.155 hr

d = 0.155 hr  x 28.4 km/h

d = 4.4 km

Learn more about distance traveled by object here: https://brainly.com/question/28032639

#SPJ1