Work-Energy Theorem: a 4

question 98

Multiple Choice

Work-energy theorem: A 4.0-kg object is moving with speed 2.0 m/s. A 1.0-kg object is moving with speed 4.0 m/s. Both objects encounter the same constant braking force, and are brought to rest. Which object travels the greater distance before stopping?

• A) the 4.0-kg object
• B) the 1.0-kg object
• C) Both objects travel the same distance.
• D) It is impossible to know without knowing how long each force acts.

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