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Class 5 Science Chapter 7 Test 1

Welcome to your Class 5 Science Chapter 7 Test 1

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1. 
The material which loses electron becomes ________ charged.

2. 
There are ________ types of charge.

3. 
________ is a basic property of matter.

4. 
Similar charges ________ each other.

5. 
Protons and electrons are ________ in number in an atom.

6. 
When protons and electrons are equal in number, then an atom is ________.

7. 
The ________ contains further smallest particles electrons and protons.

8. 
The clouds are charged due to ________.

9. 
The smallest particle of a material is called ________.

10. 
Electricity is a form of _________.

11. 
A ________ is produced when clouds having opposite charges come near each other.

12. 
The material which has a deficiency of electron means ________ charge.

13. 
When a plastic comb is pulled through dry hair, it is ________charged.

14. 
The material which gains excess of electrons become ________ charged.

15. 
Lighting is a kind of ________.

16. 
On neutral atom, there is ________ charge.

17. 
A ________ is used to control the flow of charge.

18. 
Opposite charges ________ each other.

19. 
Electron has a ________ charge.

20. 
A proton has a ________ charge.

21. 
As a whole, atom is ________.

22. 
When a balloon is rubbed with woolen cloth, then balloon acquired ________ charge.

23. 
A spark is produced when clouds having opposite charges come near each other is known as ________.

24. 
The flow of electric charge is known as ________.