Physics Unit 8 Quiz 3

The light produced by the sun is a _____ white light, made up of other colors of light.

• composite

• bright

• broken

• clean

ight waves are formed just like any other type of __________ wave.

• electomagnetic

• mechanical

• sound

• water

The magnitude of light is subject to an inverse-square law between its _______

at the source and the ______________ from the source.

• power, time

• time, distance

• power, distance

• power, volume

Unlike other types of electromagnetic waves, visible light can also be measured in terms of ______.

• brightness

• magnitude

• number of electrons

• number of protons

All electromagnetic waves can be measured in terms of ___________.

• energy

• magnitude

• number of electrons

• number of protons

A line that is perpendicular to a surface is called a(n) _____ line.

• normal

• general

• single

• intersecting

The angle of incidence and the angle of reflection are _____.

• equal

• next to each other

• different

• greater than two combined

The reflected image in a flat mirror is always ___________

and is called _____________ image.

• virtual, real

• virtual, reversed

• reversed, real

• reversed, virtual

The reflected image in a flat mirror is always _____

• reversed

• practical

• real

• the same

The reflected image in a flat mirror is called __________ image.

• reversed

• virtual

• real

• the same