Online Test — Energy & Its Forms
10 Questions • 12 min • Chapter MCQ
12:00
Question 1 of 10
easy
The energy that makes things warm is…
Colour
Sound energy
Light energy
Heat energy
Explanation: Heat energy makes things warm.
Question 2 of 10
hard
A still, stretched rubber band holds stored energy ready to…
Disappear
Be released when let go
Turn to water
Make colour
Explanation: A stretched band stores energy it releases when freed.
Question 3 of 10
hard
Why is it wise to use solar and wind energy more?
They never run out and are clean
They are heavy
They make smoke
They cost nothing to build
Explanation: Sun and wind are endless, clean energy sources.
Question 4 of 10
hard
When we burn wood, its stored chemical energy changes into heat and…
Food
Light
Electricity
Water
Explanation: Burning wood gives out heat and light.
Question 5 of 10
easy
Plants use the Sun's energy to make their…
Sound
Roots only
Colour
Food
Explanation: Plants use the Sun's energy to make food.
Question 6 of 10
easy
The Sun gives the Earth light and…
Plastic
Rocks
Heat
Coal
Explanation: The Sun gives light and heat energy.
Question 7 of 10
hard
A drum being beaten mainly gives out which form of energy?
Food energy
Light energy
Sound energy
Cold
Explanation: A beaten drum makes sound energy.
Question 8 of 10
easy
The ability to do work or make things happen is called…
Energy
Colour
Weight
Sound only
Explanation: Energy is the ability to do work.
Question 9 of 10
easy
Walking or cycling instead of using a car saves…
Colour
Fuel energy
Sound
Sleep
Explanation: Walking and cycling save fuel.
Question 10 of 10
medium
An electric heater changes electrical energy mostly into…
Heat energy
Sound
Food
Wind
Explanation: A heater makes heat from electricity.