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Guest practice

Quarter 2

Questions
10
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0
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1

Which mirror is used as a rear-view mirror in vehicles?

2

The sound produced by regular vibrations is called:

3

Gravitational lensing occurs due to:

4

Which phenomenon explains the formation of a rainbow?

5

Which of the following is a conductor?

6

Which animal can hear ultrasound?

7

Which instrument is used to measure sound level?

8

Which part of ear converts sound vibrations into electrical signals?

9

The phenomenon of bending of light when it passes from one medium to another is called:

10

The refractive index of a medium depends upon:

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