Standard Science Primary 6 Energy

Study the diagram of a roller coaster. At which point(s) does the car have both kinetic energy and gravitational potential energy?

A Points B and C
B Point A only
C Points A, B and C
D Point B only
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Worked Solution

Step 1: Gravitational potential energy depends on height. Step [2-9]: Kinetic energy depends on motion (speed). Step [2-9]: At B and C, the car is above the ground (GPE) and moving (KE).

Correct answer: Points B and C

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