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Free Fall

Authored by Victor Castillo

Physics

9th - 11th Grade

Used 40+ times

Free Fall
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19 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

An object falls freely from rest near the surface of Earth. What is the speed of the object after having fallen a distance at 4.90 meters?

9.80 m/s

96.1 m/s

4.90 m/s

24.0 m/s

Answer explanation

Use vf2 = vi2 +2ad

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which is constant for a freely falling object?

displacment

acceleration

velocity

speed

Answer explanation

Only acceleration is constant in free fall on Earth, at 9.81m/s2

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

When an object falls in physics world, what happens?

It accelerates at a constant rate until it hits the ground
It accelerates at a non-constant rate until it hits the ground
It accelerates at a constant rate until it reaches terminal velocity
It accelerates at a non-constant rate until it reaches terminal velocity

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

A textbook is dropped from a second floor window and falls to the ground. What happens to the velocity as the book falls to the ground

the velocity increases

the velocity decreases

the velocity remain constant

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

A textbook is dropped from a second floor window and falls to the ground. What happens to the acceleration as the book falls to the ground

the acceleration increases

the acceleration decreases

the acceleration remains constant

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

A textbook is dropped from a second floor window and falls to the ground. What direction is the velocity?

upward

downward

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

A textbook is dropped from a second floor window and falls to the ground. What direction is the acceleration?

upward

downward

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