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Newton's First Law

The document contains a quiz on Newton's First Law and the concept of inertia, with multiple-choice questions aimed at assessing understanding of these principles. It includes questions about the definition of inertia, the effects of forces on motion, and practical applications such as the need for seat belts. An answer key is provided at the end for reference.

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Kyrel Wen Buñol
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8 views3 pages

Newton's First Law

The document contains a quiz on Newton's First Law and the concept of inertia, with multiple-choice questions aimed at assessing understanding of these principles. It includes questions about the definition of inertia, the effects of forces on motion, and practical applications such as the need for seat belts. An answer key is provided at the end for reference.

Uploaded by

Kyrel Wen Buñol
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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🧲 Newton’s First Law

Name: _________________________ Date: _______________

Instructions: Circle the correct answer for each question.

1. What is inertia?
A. A force that causes motion
B. The resistance of an object to a change in its motion
C. The speed of an object
D. The ability of an object to float

2. Which of Newton’s laws describes inertia?


A. First Law
B. Second Law
C. Third Law
D. Law of Gravity

3. An object at rest will stay at rest unless:


A. Time passes
B. It gains weight
C. A net force acts on it
D. It gets colder

4. If you're riding in a car that suddenly stops, what causes your body to jerk forward?
A. Friction
B. Gravity
C. Inertia
D. Acceleration

5. Which of these objects has the most inertia?


A. A basketball
B. A tennis ball
C. A bowling ball
D. A balloon
6. What happens to an object in motion with no external forces acting on it?
A. It slows down
B. It stops
C. It changes direction
D. It continues moving at constant speed

7. Why do passengers need seat belts in a moving vehicle?


A. To prevent motion
B. To increase speed
C. To reduce friction
D. To counteract inertia during sudden stops

8. Which of the following best demonstrates inertia?


A. A rocket launching
B. A soccer ball staying still until kicked
C. A person running
D. A light bulb turning on

9. What factor increases an object’s inertia?


A. Its volume
B. Its temperature
C. Its color
D. Its mass

10. A heavy box is harder to push than a light box because:


A. It’s taller
B. It has more mass, and therefore more inertia
C. It is slippery
D. It’s made of metal

Answer Key:
1. B – The resistance of an object to a change in its motion

2. A – First Law

3. C – A net force acts on it

4. C – Inertia
5. C – A bowling ball

6. D – It continues moving at constant speed

7. D – To counteract inertia during sudden stops

8. B – A soccer ball staying still until kicked

9. D – Its mass

10. B – It has more mass, and therefore more inertia

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