# Newton's Second Law Practice Problems

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| By Aschachtel
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Aschachtel
Community Contributor
Quizzes Created: 1 | Total Attempts: 278
Questions: 7 | Attempts: 279  Settings  • 1.

### How much force is required to accelerate a 2kg mass at 3 m/s/s ?

• A.

1.5N

• B.

1.5kg

• C.

6N

• D.

6m/s/s

C. 6N
Explanation
F = ma
F = 2kg x 3m/s/s

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• 2.

### Given a force of 12N and an acceleration of 4m/s/s , what is the mass?

• A.

48N

• B.

3kg

• C.

4N

• D.

48kg

B. 3kg
Explanation
M = f/a
M = 12N / 4m/s/s

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• 3.

### What is the acceleration of a 10kg mass pushed by a 5N force?

• A.

50m/s/s

• B.

0.5m/s/s

• C.

20m/s/s

• D.

2m/s/s

B. 0.5m/s/s
Explanation
a = f/m
a = 5N / 10kg

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• 4.

### How much force is required to accelerate a 12kg mass at 5m/s/s ?

• A.

120N

• B.

60N

• C.

2.4N

• D.

0.42N

B. 60N
Explanation
f=ma
f=12kg x 5m/s/s

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• 5.

### Given a force of 10N and an acceleration of 5m/s2 . What is the mass?

• A.

2N

• B.

2kg

• C.

0/5kg

• D.

50kg

B. 2kg
Explanation
m = f/a
m =10N / 5m/s/s

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• 6.

### How much force is required to accelerate a 5kg mass at 20m/s/s ?

• A.

100N

• B.

4N

• C.

5N

• D.

200N

A. 100N
Explanation
f = ma
f = 5kg x 20m/s/s

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• 7.

### What is the acceleration of a 5kg mass pushed by a 10N force?

• A.

50m/s/s

• B.

2m/s/s

• C.

0.5m/s/s

• D.

500m/s/s

B. 2m/s/s
Explanation
a = f/m
a = 10N / 5kg

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