10
QuizMultiple Choice

Newton's Second Law — Quiz

Question 10 • Physics in the Universe

What is the mass of a crate if a net force of 12 cap n gives the crate an acceleration of 0 point 2 0 the fraction with numerator m and denominator s squared ?

Answer
A
6 kilograms
B
12 point 2 kilograms
C
60 kilograms
D
2 point 4 kilograms

Explanation

Use Newton’s second law, F = ma, and solve for mass: m = F/a. Substituting the values gives m = 12 N ÷ 0.20 m/s² = 60 kg. The crate’s mass is 60 kilograms, choice C.

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