EASY
7th CBSE
IMPORTANT
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Which type of lens is thicker in the middle? 

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Important Questions on Light and Reflection

EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 12 - Light and Reflection>EXERCISES>Q V
Which lens always produces a diminished image?
MEDIUM
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 12 - Light and Reflection>EXERCISES>Q VI
Define the term 'spectrum'.
EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 12 - Light and Reflection>EXERCISES>Q VI
What is a Newton's disc?
MEDIUM
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 12 - Light and Reflection>EXERCISES>Q VI
Why is a convex lens called a converging lens?
MEDIUM
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 12 - Light and Reflection>EXERCISES>Q VI
Give any three uses of curved mirrors.
EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 12 - Light and Reflection>EXERCISES>Q VI
What is a dispersion of light? 
MEDIUM
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 12 - Light and Reflection>EXERCISES>Q VII

Explain the differences between the following:

Real and virtual image.

EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 12 - Light and Reflection>EXERCISES>Q VII

Explain the differences between the following:

Concave and convex mirror.