Quiz about electromagnetic waves 6 grade

Question 1

A sound wave needs a medium to travel (to be transmitted)

Accepted Answer

True

Answer

False

Question 2

A wave transmits __________

Accepted Answer

energy

Answer

gravity

Answer

germs

Question 3

Light waves normally travel in a

Accepted Answer

straight line

Answer

curved lines

Answer

group of waves

Question 4

A sound wave and a light wave can bounce back off an object , what is this called?

Accepted Answer

reflecting

Answer

refracting

Answer

frequency

Question 5

If a light wave travels through the glass on the fish tank then into the water, what happens to the light wave?

Accepted Answer

It bends when it enters a different medium

Answer

It will not be able to travel through the water

Answer

All of the light will bounce back from the glass

Question 6

What is bending of a light wave is called ?

Accepted Answer

refraction

Answer

reflection

Answer

echo

Question 7

Which of these waves can travel through empty space (a vacuum)?

Accepted Answer

light

Answer

water

Answer

sound

Question 8

Which of these mediums does light travel through the easiest?

Accepted Answer

gas

Answer

liquid

Answer

solid

Question 9

Through which of these mediums does a sound wave travel through the easiest?

Accepted Answer

solid

Answer

gas

Answer

liquid

Question 10

When a light wave is absorbed into a medium what happens to the energy from the wave?

Accepted Answer

it changes to heat energy

Answer

it turns into gravity

Answer

it becomes a stronger light wave

Question 11

Light does not need matter to travel.

Accepted Answer

True

Answer

False

Question 12

A light wave spreads out in all directions from the source.

Accepted Answer

True

Answer

False

Question 13

In the electromagnetic spectrum which of these has the longest wave lengths?

Accepted Answer

radio

Answer

visible light (the colors)

Answer

gamma

Question 14

Visible light are the only light waves we can see without using special equipment.

Accepted Answer

True

Answer

False

Question 15

When the amplitude of a sound wave increases what is happening to the sound?

Accepted Answer

it is getting louder

Answer

it is getting softer

Answer

it is getting farther away

Question 16

A sound wave needs particles to travel through?

Accepted Answer

Yes

Answer

No

Question 17

Why do our eyes see a red apple?

Accepted Answer

Red is the only color reflected off the apple

Answer

Red is the only color absorbed into the apple

Question 18

A black shirt will look black to our eyes because...

Accepted Answer

all the visible light colors are being absorbed and nothing is being reflected back to our eyes

Answer

black is the only color absorbed by the shirt

Question 19

Using the chart explain why light goes more slowly through vegetable oil and faster through water.

Accepted Answer

vegetable oil is more densely packed with particles so the light goes through it more slowly

Answer

water is more densely packed with particles so the light goes through it more slowly

Question 20

Using the chart, which medium will light travel through faster.

Accepted Answer

ice

Answer

diamonds

Answer

glass

electromagnetic waves 6 grade

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