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Q: A rock dropped on the moon will increase its speed from 0 m s to 4.9 m s in about 3 seconds what is the acceleration of the rock?
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A rock dropped on the moon will increase its speed from 0 ms its starting speed when first dropped to 4.9 ms in about 3 seconds What value do you calculate for the magnitude of the acceleration o?

1.63 m/s2


A rock dropped on the moon will increase its speed from 0 its starting speed to 8.15 in about 5 seconds If you were standing on the moon measuring the rock's motion what would you measure?

That works out at an acceleration of 1.63 m/s2(Presumably you meant 8.15 meters per second.)You would measure how far the rock dropped in 5 seconds. Then you could work out the final speed (or acceleration) from the "equations of motion".


A rock dropped on the moon will increase its speed from 0 ms to 4.9 ms in about 3 seconds. What value do you calculate for the magnitude of the acceleration of gravity on the moon?

Acceleration = (change in speed) divided by (time for the change)= (4.9) / 3 = 1.63 m/s2(rounded)


A rock dropped on the moon will increase its speed from 0 ms its starting speed when first dropped to 49 ms in about 3 seconds What value do you calculate for the magnitude of the acceleration o?

Acceleration = (change in speed) divided by (time for the change).From the figures given in the question, the acceleration is ( 49/3 ) = 16.33 m/sec2 .There's no way that this is happening on the moon. That acceleration is about 67% greaterthan the acceleration of gravity on the earth's surface. It should be about 83% less, or about 1.63 m/sec2.I see the problem now. The '49' in the question should be '4.9'.apex- 1.63 m/s2


A car accelerates to pass a truck going from 20miles per second to 29miles per second in 3 seconds what was the acceleration?

So acceleration is an increase of speed every second. The increase of speed was 9miles/sec and this was over 3 seconds. Therefore there was an acceleration of 3 miles/second every second i.e. 3m/s2


What is increase in speed?

acceleration


Definition of acceleration?

increase rate in speed of acceleration


Will acceleration only speed up an object?

In popular usage, "acceleration" means an increase in speed. In physics, any change in velocity is called an "acceleration".In popular usage, "acceleration" means an increase in speed. In physics, any change in velocity is called an "acceleration".In popular usage, "acceleration" means an increase in speed. In physics, any change in velocity is called an "acceleration".In popular usage, "acceleration" means an increase in speed. In physics, any change in velocity is called an "acceleration".


A ball is dropped and its motion recorded It is found that the increase in speed is uniform for each second it falls Which inference do these observations support?

If the increase in speed is uniform, this means that the slope of the function of speed over time is constant. This means that acceleration is constant.


When a body undergoes an acceleration does its speed increase or decrease?

Both. Acceleration is a change in speed.


What is an increase in speed callled?

acceleration


If a rock is dropped and it's speed increases from 0 to 4.9 in about 3 seconds. what is the acceleration?

Assuming that your units of velocity are in units/second Acceleration = (velocity 2 - velocity 1) / time Acceleration = (4.9 - 0) / 3 Acceleration =1.63 *With correct significant figures the answer is 2