Light Junior 2

Gary is looking at himself in a plane mirror. He raises his left hand and then walks toward the mirror. What will his image do?

• Raise its right hand and walk toward Gary

• Raise its left hand and walk toward Gary

• Raise its right hand and step back from Gary

• Raise its left hand and step back from Gary

Light travels in a straight line until it strikes an object - then it can:

• Reflect and refract only

• Transmit and dissolve only

• Reflect, transmit and absorb only

Which of the following statement is correct about TRANSLUCENT?

• All of the light will pass through

• Some of the light will pass through

• None of the light will pass through

Why does the lower part of the child appear so much different in size from the upper part?

• The light rays that travel through water and then into air are refracted.

• The light rays that travel through water and then into air are enlarged.

• The light rays that travel through air and then into water are reflected.

• The light rays that travel through air and then into water are reduced.

Which of the following materials is transparent?

• White paper

• Clear window glass

• Solid wood door

• Baking paper

Light travels slower in ___________.

• air

• water

Where does light refraction occur ?

• Glass

• Water

• Air

• At the boundary between two different medium

Which of these describes how light travels through an empty space?

• It travels straight but may change direction to avoid objects.

• It changes direction often even if there are no objects.

• It comes to a stop after it travels a certain distance.

• It travels in a straight line without stopping.

The law of reflection states that ___________________.

• the angle of reflection is always equal to the angle of incidence.

• the angle of reflection is always larger than the angle of incidence.

• the angle of reflection is always smaller than the angle of incidence.

Why do we see objects as white?

• They absorb all light

• They reflect all light