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8.6A Unbalanced Forces

Authored by Derrick Morrissey

Science

8th Grade

NGSS covered

Used 15+ times

8.6A Unbalanced Forces
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35 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following objects will experience an unbalanced force?

A bike rider on a smooth and level road, pedaling at a constant rate.

A train pulling on another train, each with the same amount of force.

A chair sitting on the floor with balanced forces acting in opposite directions.

A ball rolling across the floor with friction acting in the opposite direction.

Tags

NGSS.MS-PS2-2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?

60 N right
10 N left
60 n right
50 N left

Tags

CCSS.HSN-VM.B.4A

CCSS.HSN-VM.B.4B

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A wheeled cart is moving to the right at a constant speed. Two forces of equal magnitude are acting upon the cart. Which of the following best describes the forces and motion of the cart?

Balanced Forces, Constant Speed

Balanced Forces, Acceleration

Unbalanced Forces, Constant Speed

Unbalanced Forces, Acceleration

Tags

NGSS.MS-PS2-2

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

What is the net force?

40 N left
0 N Balalnced
400 N right
40 N right

Tags

CCSS.7.EE.B.3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the net force?

400 N Up at an increasing speed

400 N Down at an increasing speed

400 N Down at a constant speed

800 N Down at a constant speed

Tags

NGSS.MS-PS2-2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why does a book on a table not move?

No forces are acting on the book
Gravity is the only force acting on the book
Forces of the table pushing up and gravity pulling down are balanced

Tags

NGSS.MS-PS2-4

7.

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

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