Acceleration due to gravity

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the same as the speed it had when thrown upwards

A ball is thrown upwards and caught when it comes back down. Neglecting air resistance, the speed with which it is caught is:

is the same for each bullet

A bullet is dropped into a river from a very high bridge. At the same time, another bullet is fired from a gun straight down towards the water. Neglecting air resistance, the acceleration just before striking the water:

9.8 m/s2

A bullet is fired straight down from the top of a high cliff. Neglecting air resistance, the acceleration of the bullet is:

10 m/s

An apple falls from a tree and hits the ground 5 meters below. It hits the ground with a speed of about:

250 m

An object falls freely from rest on a planet where the acceleration due to gravity is 20. m/s2. After 5 seconds it falls a distance of :

0 m/s

An object travels 8 meters in the first second of travel, 8 meters again during the second second of travel, and 8 meters again the third second. Its acceleration is _____ m/s2

Acceleration

Disregarding air resistance, objects fall at a constant:

10 m/s

If a freely-falling object were somehow equipped with a speedometer, its speed reading would increase each second by approximately:

greater than the second before

If a freely-falling object were somehow equipped with an odometer to measure the distance it travels, then the amount of distance it travels each succeeding second would be:

9.8 m/s2

If you drop an object, it will accelerate downward at a rate of 9.8 m/s2. If you instead throw it downward, its acceleration (in the absence of air resistance) will be:

unequal amounts depending on the time of the fall squared

In each second of fall, the distance a freely falling object will fall is about:

12 m

Starting from rest, a freely-falling object will fall in one half second, a distance of about:

100 m/s

Ten seconds after starting from rest, a freely-falling object will have a speed of about:


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