Review of light

When the sun gets high in the sky, shadows get______.

• longer

• shorter

• gone

• darker

what are the three primary colours

• cyan, magenta, yellow

• pink, orange, purple

• blue, green, red

• yellow, red, blue

Which reflects light?

• Paper

• Mirror

• both

• either

The line 90 degrees through the refracting or reflecting surface is called?

• Medium

• Ordinary

• Normal

• Median

What is the angle of incidence?

• The angle at which light bends in water.

• The angle at which light hits a surface.

• The angle at which light is absorbed by an object.

• The angle at which light bounces off a surface.

colours you see are colours that have been

• absorbed

• refleted

• refracted

• reflected

The angle of incidence is...

• equal to the angle of reflection

• greater than the angle of reflection

• less than the angle of reflection

The ray of light that strikes a reflecting surface is called ________.

• incident ray

• reflected ray

• normal ray

• none of the above

........... – the angle between the normal and the incident ray.

• Angle of direction

• Angle of coincidence

• Angle of reflection

• Angle of incidence

........... – the angle between the normal and the reflected ray.

• Angle of incidence

• Angle of reflection

• Angle of coincidence

• Angle of direction