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Forces & Newton's Laws

Science, Physics

8th Grade

NGSS covered

Used 188+ times

Forces & Newton's Laws
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20 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 5 pts

Check all the options that have an unbalanced force.

A plate sitting on the table.

A person rocking back & forth in a rocking chair.

A ball accelerating down a ramp.

A train traveling at a steady 40 mph.

Leaning against a wall.

Tags

NGSS.MS-PS2-2

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

How would you solve for the acceleration of a 20 kg box being moved with 50 N?

50N x 20 kg

20 kg / 50N

20 kg + 50N

50N / 20 kg

Tags

NGSS.MS-PS2-2

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

What is the net force being applied to the crate?

10 N to the left

70 N to the left

10 N to the right

70 N to the right

Tags

NGSS.MS-PS2-2

4.

MULTIPLE SELECT QUESTION

45 sec • 5 pts

Check all the examples that demonstrate Newton's 1st Law of Inertia.

Media Image
Media Image
Media Image
Media Image

Tags

NGSS.MS-PS2-2

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

How fast would this box be accelerating and in which direction? (Look at the units to decide how to solve)

.67 m/s2 to the left

.67 m/s2 to the right

3.33 m/s2 to the right

3.33 m/s2 to the left

Tags

NGSS.MS-PS2-2

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Which law is this demonstrating?

3rd law because they move in opposite directions with the same force.

1st law because the cannon moves slower due to having more mass.

2nd law because the cannon doesn't move until an unbalanced force is applied.

4th law because cannons go boom.

Tags

NGSS.MS-PS2-1

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

What happens to a ball that is rolling on the smooth sidewalk and then into the thick grass?

The ball speeds up due to an increase in friction.

The ball slows down due to a decrease in friction.

The ball slows down due to an unbalanced force.

The ball stays moving at a constant rate due to an unbalanced force.

Tags

NGSS.MS-PS2-2

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