Energy III – Basic 1 Basic Science Lesson Note (First Term)

Topic: Energy Transformation

What is Energy Transformation?

Energy transformation means changing energy from one form to another. Energy can change into different types.

Simple Examples of Energy Change

When We Eat Food:

• Food energy changes to body energy
• Helps us run and play
• Makes us grow strong
• Gives us power to think

When We Switch On a Light:

• Electrical energy changes to light energy
• The bulb becomes bright
• We can see in the dark
• The room is no longer dark

When We Play:

• Body energy changes to movement energy
• We can run fast
• We can jump high
• We can play games

More Examples We Can See

A Moving Car:

• Petrol energy changes to movement energy
• The car can drive on roads
• It can carry people places

A Radio Playing:

• Electrical energy changes to sound energy
• We can hear music
• We can hear people talking

The Sun Shining:

• Sun energy changes to heat and light
• Plants can grow
• We feel warm
• It becomes day time

Class Exercise

1. What happens when we eat food?
2. What kind of energy comes from a light bulb?
3. When you run, what kind of energy are you using?
4. Complete: When we switch on the radio, electrical energy changes to _____ energy.