When will the forces of gravity between two objects be the GREATEST?

when the masses of both objects are large and the objects are close together

when the masses of both objects are small and the objects are far apart

when the masses of both objects are small and the objects are close together

when the masses of both objects are large and the objects are far apart

Why would person B have a harder time moving down the hill?

Person B has more friction than person A.

Person B has the same friction as person A.

Person B has less friction has person A.

A person would weigh more on Jupiter than on the Earth because . . .

Jupiter has more mass, and therefore more gravity

Jupiter has less mass, and therefore more gravity

Jupiter has more mass, and therefore less gravity

Jupiter has less mass and therefore less gravity

Which model has the greater or stronger gravitational attraction?

Both Model A and Model B (same gravity)

What will happen when these magnets are brought close together?

Both magnets will turn to the left

Both magnets will turn to the right

Which of these is not one of Newton's Laws of Motion?

momentum where objects keep doing what they're doing

the law of inertia where objects keep doing what they're doing

every action has an equal and opposite reaction

A person not paying attention while skateboarding hits a rock. The skateboard stops, the person does not. Which law explains why the person did not stop?

3rd Law: Every action has an equal and opposite reaction

Rockets are launched into space using jet propulsion. The exhaust coming out from the rocket pushes down on the ground. The ground pushes up on the rocket with an equal, but opposite force. Which law is being demonstrated by this?

3rd Law: Every action has an equal and opposite reaction.

Motion and Forces

Quiz

•

Science, Physics

•

7th - 8th Grade

•

Practice Problem

•

Medium

•

NGSS

MS-PS2-2, MS-PS2-4, MS-PS2-3

+7

Standards-aligned

Shelby Koehler

Used 191+ times

FREE Resource

25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

.....................are the pushes and pulls that affect motion.

Forces

Gravity

Mass

Air Resistance

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Forces that are equal in size and opposite in direction are called

balanced forces

unbalanced forces

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Forces that are unequal in size are called

unbalanced forced

balanced forces

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the unit for force?

N (Newtons)

lbs (pounds)

g (grams)

m/s (meters per second)

Tags

NGSS.MS-PS2-2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When forces are acting in the same direction they should be added together.

True

False

Tags

NGSS.MS-PS2-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Forces that are acting in opposite directions should be subtracted from each other.

True

False

Tags

NGSS.MS-PS2-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the net force?

17 N Right

3 N Right

3 N Left

17 N Left

Tags

CCSS.HSN.VM.A.3

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Motion and Forces

25 questions

.....................are the pushes and pulls that affect motion.

Forces that are equal in size and opposite in direction are called

Forces that are unequal in size are called

What is the unit for force?

When forces are acting in the same direction they should be added together.

Forces that are acting in opposite directions should be subtracted from each other.

What is the net force?

What two things determine the gravity of an object?

When will the forces of gravity between two objects be the GREATEST?

Friction always

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