Suppose that an astronaut throws a baseball in outer space at a location far from significant influences of gravity and air resistance. One would expect that the baseball would ____.

continue in motion with the same speed and direction

eventually stop since all objects ultimately "lose their steam"

eventually stop as its inertia slowly becomes used up

either a, b, or c -- depending on whether the astronaut continues to push it

A skateboard rolls down a hill, reaches the level surface and eventually comes to a stop. The fact that the skateboard ultimately stops is best explained by ____.

the presence of an unbalanced force (e.g., friction) can cause a moving object to stop

an unbalanced force would be required to keep the sled moving forward at constant speed

the presence of inertia causes it to stop

the natural tendency of any object is to ultimately stop

When a car goes around a corner at 20 mph, why do we say it accelerates?

The car is accelerating because it's changing direction

The car is accelerating because of the velocity is constant

The car accelerates because it's going 20 mph

Cars always accelerate when they are in motion

Newton's Laws

Quiz

•

Physics

•

11th Grade

•

Practice Problem

•

Medium

•

NGSS

MS-PS2-2, HS-PS2-1, MS-PS3-1

+4

Standards-aligned

Sue Gayle Marticio

Used 447+ times

FREE Resource

35 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the force that causes objects to fall to Earth?

Air resistance

Gravity

Water resistance

Pressure

Tags

NGSS.MS-PS2-4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the name of the units that we measure force in?

Einsteins

Newtons

Kg

Metres

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What will cause an object to move?

Applied forces

Balanced forces

Unbalanced forces

Tags

NGSS.MS-PS2-2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If an object is stationary (not moving) the forces acting upon it are _____________

unbalanced

weak

balanced

Hulk Smash!

Tags

NGSS.MS-PS2-2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which one is balanced?

top

bottom

both

Tags

NGSS.MS-PS2-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is it?

Pull

Friction

Push

Heavy

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the net force?

20 N

0 N

400 N

40 N

Tags

NGSS.HS-PS2-1

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Newton's Laws

35 questions

What is the force that causes objects to fall to Earth?

What is the name of the units that we measure force in?

What will cause an object to move?

If an object is stationary (not moving) the forces acting upon it are _____________

Which one is balanced?

What is it?

What is the net force?

A ____________ is a push or a pull on an object.

What is the net force?

Forces that have a net force of zero Newtons

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