Chapter 15 - Light

Which of the following can be used to form a real image

• Plane mirror

• Convex mirror

• Concave mirror

• None of these

How many colors are there in a sunlight?

• 1

• 10

• 7

• 2

An image which can be obtained on a screen is called a _________image

• Mirror image

• light

• TV

• None of these

Why does the light reflects?

• slow down

• speed up

• gets hot

• gains energy

How does the light change the direction?

• Reflection

• move right

• Will not change

• None of these

The full spectrum of light energy is called the _________?

• Helium spectrum

• Natural Light Spectrum

• Broad Spectrum

• None of this

Which mirror is uses by a dentist?

• Concave mirror

• convex mirror

• Plain mirror

• Non of this

Is magnifying glass is a concave mirror? (True or False)

• true

• false

• None of this

In which mirror the height of you is same?

• Concave mirror

• Convex mirror

• Plain mirror

• none of theses

When the surface of the mirror curves inward, like the inside of a bow is called_________? (*WRITE ALL IN CAPITAL LETTERS, ONLY ONE WORD *)