PHYSICS FORM 4 (LIGHT)

Which of these provides the best explanation for why the pencil appears broken?

• The pencil absorbs the light rays that hit it.

• Water reflects light rays away from the pencil.

• Light rays are bent by the water in the glass.

• The surface of the water reflects the light rays.

Tags

NGSS.MS-PS4-2

Which illustration best shows the light being reflected?

• 
• 
• 
• 

Which wavelength of visible light has the lowest energy?

• Red
• Yellow
• Orange
• Blue

Tags

NGSS.HS-PS4-1

Light is a kind of.....

• reflection
• energy
• heat
• matter

Tags

NGSS.MS-PS4-2

What happens to light after it hits a mirror?

• It goes through the mirror and bend.
• It goes straight through the mirror.
• It goes around the mirror.
• It bounces off the mirror.

Tags

NGSS.MS-PS4-2

Light travels

• around corners
• in a straight line

Which travels faster?

• sound

• light

• water

Tags

NGSS.HS-PS4-1

Which is natural source of light?

• 
• 
• Torch

• Tubelight

Tags

NGSS.MS-ESS1-1

Which of the following are used in projectors?

• A) Concave lens

• B) Convex mirrors

• C) Plane mirrors

• D) Convex lenses

A reflecting surface is curved outwards. Which of the following mirrors is it likely to be?

• A) Concave

• B) Plane

• C) Convex

• D) All of the above