Vidaara.orgClass 4 · Mathematics
CodeVID-M4-WS
Energy & Its Forms — Practice Worksheet
Name: ____________________
Roll No.: __________
Date: ____________
General Instructions
- All questions are compulsory.
- Choose the correct option (A, B, C or D) for each question.
- The answer key is at the end — try the paper first!
Section A — Multiple Choice (1 mark each)
15 × 1 = 15 marks
1.
Without energy, nothing could…
- A.Be still
- B.Be coloured
- C.Be named
- D.Move or work
2.
When we burn wood, its stored chemical energy changes into heat and…
- A.Food
- B.Light
- C.Electricity
- D.Water
3.
Saving energy helps to protect our…
- A.Environment
- B.Toys
- C.Shoes
- D.Books
4.
A fan changes electrical energy into energy of…
- A.Food
- B.Motion (and wind)
- C.Colour
- D.Taste
5.
A torch changes electrical energy from its battery into…
- A.Light energy
- B.Food energy
- C.Sound only
- D.Rain
6.
Walking or cycling instead of using a car saves…
- A.Colour
- B.Fuel energy
- C.Sound
- D.Sleep
7.
We get the energy to run and play from our…
- A.Shoes
- B.Food
- C.Clothes
- D.Books
8.
Most fuels like coal and petrol will one day…
- A.Multiply
- B.Grow back fast
- C.Last forever
- D.Run out
9.
Energy from the Sun is called…
- A.Solar energy
- B.Wind energy
- C.Sound energy
- D.Food energy
10.
A still, stretched rubber band holds stored energy ready to…
- A.Disappear
- B.Be released when let go
- C.Turn to water
- D.Make colour
11.
Why is solar energy called a clean source of energy?
- A.It is dark
- B.It is heavy
- C.It does not pollute the air
- D.It makes smoke
12.
The biggest source of energy for the Earth is the…
- A.Moon
- B.Sun
- C.Wind
- D.Rivers
13.
The energy that runs our TVs and fans through wires is…
- A.Sound energy
- B.Electrical energy
- C.Food energy
- D.Light only
14.
A drum being beaten mainly gives out which form of energy?
- A.Food energy
- B.Light energy
- C.Sound energy
- D.Cold
15.
A glowing bulb gives out light and also some…
- A.Heat energy
- B.Sound energy
- C.Food
- D.Water
Section B — Challenge / Olympiad (2 marks each)
5 × 2 = 10 marks
16.
Energy sources that will run out one day, like coal and oil, are called…
- A.Renewable
- B.Non-renewable
- C.Solar
- D.Endless
17.
In a solar lamp, the energy changes go: sunlight to electricity to…
- A.Sound
- B.Food
- C.Light
- D.Wind
18.
Wind and flowing river water can also make electricity. Their energy first came from the Sun, which causes…
- A.Colours
- B.Earthquakes
- C.Winds and the water cycle
- D.Rocks
19.
Energy cannot be made from nothing or destroyed; it can only be…
- A.Changed from one form to another
- B.Painted
- C.Eaten
- D.Counted
20.
A campfire gives out two forms of energy at once. They are…
- A.Colour and smell
- B.Sound and food
- C.Wind and rain
- D.Heat and light
Answer Key
Section A — Multiple Choice (1 mark each)
- (D) Move or work
- (B) Light
- (A) Environment
- (B) Motion (and wind)
- (A) Light energy
- (B) Fuel energy
- (B) Food
- (D) Run out
- (A) Solar energy
- (B) Be released when let go
- (C) It does not pollute the air
- (B) Sun
- (B) Electrical energy
- (C) Sound energy
- (A) Heat energy
Section B — Challenge / Olympiad (2 marks each)
- (B) Non-renewable
- (C) Light
- (C) Winds and the water cycle
- (A) Changed from one form to another
- (D) Heat and light
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