Question detail
A bicycle has a mass of 15 kg and is traveling at a speed of 10 m/s. Calculate its kinetic energy.
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
Question
Type
exam_style
Style
Topic
Energy changes in a system, and the ways energy is stored before and after such changes
Question
A bicycle has a mass of 15 kg and is traveling at a speed of 10 m/s. Calculate its kinetic energy.
Answer
The kinetic energy of the bicycle is 750 J.
Explanation
This question assesses the understanding of the kinetic energy formula and the ability to perform calculations involving mass and speed.
Common mistake
Common Mistake in Kinetic Energy Calculation
Students often forget to square the speed when using the kinetic energy formula, leading to incorrect calculations.
Always remember to apply the formula Ek = 0.5 x m x v^2 correctly, ensuring that the speed (v) is squared.
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