Standard Science Primary 6 Energy

Study the energy conversion: Gravitational Potential Energy → Kinetic Energy → Sound Energy + Heat Energy. Which of the following events matches this conversion?

A A light bulb being switched on
B A plant growing in sunlight
C A ball rolling down a ramp and hitting a bell
D A battery-powered car moving on a floor
Show Worked Solution

Worked Solution

Step 1: Ball at the top of a ramp has GPE. Step 2: Rolling down converts GPE to Kinetic. Step 3: Hitting the bell converts Kinetic to Sound and Heat (friction).

Correct answer: A ball rolling down a ramp and hitting a bell

Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.

Start Free Trial — 7 Days Free