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force and motion quiz grade 8

Authored by Rachel Hender

Physics

8th Grade

NGSS covered

Used 908+ times

force and motion quiz grade 8
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This grade 8 physics quiz thoroughly examines force and motion concepts that form the foundation of mechanical physics understanding. Students need to demonstrate comprehension of fundamental force types including gravity, friction, and applied forces, while distinguishing between balanced and unbalanced forces and their effects on object motion. The questions assess critical thinking about Newton's three laws of motion, requiring students to identify inertia, understand the relationship between force, mass, and acceleration, and recognize action-reaction force pairs. Students must also analyze motion graphs showing constant speed, acceleration, and rest states, calculate speed using distance and time, and understand how air resistance affects falling objects. The quiz integrates practical applications through scenarios involving shopping carts, rolling balls, and everyday friction examples, demanding both conceptual knowledge and analytical skills to interpret visual data and apply physics principles to real-world situations. Created by Rachel Hender, a Physics teacher in Canada who teaches grade 8. This comprehensive assessment serves multiple instructional purposes, functioning effectively as a unit review before summative testing, formative assessment during instruction, or homework reinforcement of classroom learning. Teachers can use individual question clusters as warm-up activities focusing on specific concepts like Newton's laws or motion graphs, while the complete quiz provides thorough evaluation of student mastery across the entire force and motion unit. The diverse question formats, including scenario analysis, graph interpretation, and direct application problems, support differentiated learning styles and provide rich data for identifying areas needing reteaching. This quiz aligns with NGSS MS-PS2-2 (forces and interactions affecting motion) and supports Common Core mathematical practices through graph analysis and quantitative reasoning applications.

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32 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is a PUSH or PULL of an object?

Motion
Force
Friction
Gravity

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Why is it harder for the boy in Image B to get down the hill?

Motion
Friction
Work
Displacement

Tags

NGSS.MS-PS2-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which force produces a change in motion?

unbalanced force
balanced force
gravitational force
frictional force

Tags

NGSS.MS-PS2-2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

If these boys are pulling with the same amount of force.  What will happen?

The boy in blue will win.
They will not move at all.
The boy in red will win.
Both will fall down.

Tags

NGSS.MS-PS2-1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Any time the forces are unbalanced, an object will remain at rest. True or false?

true
false

Tags

NGSS.MS-PS2-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When you tell the direction and speed of an object, you give its

motion
velocity
acceleration
mass

Tags

CCSS.HSN.VM.A.1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following statements is true? 

Balanced forces cause a change in motion. 
Unbalanced forces cause a change in motion. 
Forces do not effect the change in motion. 

Tags

NGSS.MS-PS2-2

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