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What type of a wave is light?

Mexican

Longitudinal

Transverse

How are light rays drawn?

A straight line drawn with a ruler and arrow to indicate direction

What is the speed of light in air?

300 000 000 m/s

Glass is an example of which type of surface?

Transparent

Translucent

Opaque

Frosted glass (e.g., bathroom window) is an example of which type of surface?

Opaque

Translucent

Transparent

Wood is an example of which type of surface?

Transparent

Opaque

Translucent

What happens to light when it hits a transparent surface?

It passes straight through

What happens to light when it hits a translucent surface?

Rays of light are scattered, only some passes through

What happens to light when it hits an opaque surface?

Light will be absorbed or reflected

What is A?

Incident ray

What is B?

The normal

What is C?

Reflected ray

What is 'i'?

Angle of incidence

What is 'r'?

Angle of reflection

Which type of reflection does this image represent?

Diffuse

Which type of reflection does this image represent?

Specular