PHYSICS

 

1.  Stars appears to move from east to west because

A. all stars move from east to west
B. the earth rotates from west to east
C. the earth rotates from east to west
D. the background of the stars moves from west to east

2. Mirage is due to

A. unequal heating of different parts of the atmosphere
B. magnetic disturbances in the atmosphere
C. depletion of ozone layer in the atmosphere
D. equal heating of different parts of the atmosphere

3. Light from the Sun reaches us in nearly
A. 2 minutes
B. 4 minutes
C. 8 minutes
D. 16 minutes

4. Light year is a unit of

A. time
B. distance
C. light
D. intensity of light

5. Pa(Pascal) is the unit for
A. thrust
B. pressure
C. frequency
D. conductivity

6. Planets do not twinkle because

A. they emit light of a constant intensity
B. their distance from the earth does not change with time
C. they are very far away from the earth resulting in decrease in intensity of light
D. they are nearer to earth and hence we receive a greater amount of light and, therefore minor variations in the intensity are not noticeable

ANSWERS:
1. Answer: Option B
2. Answer: Option A
3. Answer: Option C
4. Answer: Option B
5. Answer: Option B
6. Answer: Option D

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Milan Tomic

Hi. I’m Designer of Blog Magic. I’m CEO/Founder of ThemeXpose. I’m Creative Art Director, Web Designer, UI/UX Designer, Interaction Designer, Industrial Designer, Web Developer, Business Enthusiast, StartUp Enthusiast, Speaker, Writer and Photographer. Inspired to make things looks better.

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