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Force & Motion

Authored by John On

Science

8th Grade

NGSS covered

Used 2K+ times

Force & Motion
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16 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What will happen if you were to drop a 16mm steel marble and a 16mm cork marble onto the floor from the same height and at the same time?

The steel marble will land first.

The cork marble will land first.

Both the steel marble and the cork marble will land at the same time.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A student places a ball on the ground and kicks it hard. The ball moves along the ground. Which statement is true?

The kick decreases the weight of the ball

The kick applies force, which changes the direction of the ball.

The kick decreased the force of gravity acting on the ball.

The kick removes friction between the ball and the ground.

Tags

NGSS.MS-PS2-2

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

You have two objects of the same mass that collide. If they are going the same speed when they collide. What would be the result of the force?

The net force is going towards the left.

The net force is going towards the right.

The net force is zero. The forces will cancel each other.

Tags

NGSS.MS-PS2-1

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which ball would create more force upon impact?

a fast moving ball

a slow moving ball

a ball at rest

none of the above

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

When you slide a box across the floor, what force must your push be stronger than?

Support Force

Friction Force

Gravity

Air resistance

Tags

NGSS.MS-PS2-2

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A force is described as . . .

a push only

a pull only

a push or a pull

none of the above

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Which person in the diagram is moving the fastest?

A

B

C

D

Tags

NGSS.MS-PS3-1

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