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Class 4 Science Chapter 5 Test 1


Updated: 12 Jun 2022

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Welcome to your Class 4 Science Chapter 5 Test 1

1. 
The sun, stars and lighting are the _______sources of light.

2. 
After rain when sunlight pass through water droplets suspended in the air, they divide it into seven colors which is called________.

3. 
Electricity produced from the fast-flowing water is called as_______.

4. 
The ability to do work is called ________.

5. 
Candle, oil lamp, torch, electric bulb are the ________sources of light.

6. 
In windmill, electricity is produced from the energy of_______.

7. 
________ is the form of energy that is produced by vibrations in an object.

8. 
In thermal power station, _______ is/are used to produce electricity.

9. 
There are _______ reserve of sources of energy like coal, oil and gas.

10. 
_______is a form of energy that helps us to see things around us.

11. 
Coal, oil and gas are made in _______ of years.

12. 
Due to _________ of light, we can see our image in mirror.

13. 
How hydroelectricity is made?

14. 
Water (flowing), air, coal, oil, gas and wood are the sources of______.

15. 
The biggest source of energy is the______.


jawad khalil

jawad khalil

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