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Y8-Light

Last updated 3 months ago

13 questions

Note from the author:

Instructions

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Formative Generation Completed!

Formative Generation Completed!

Question 1

1.

Question 2

2.

Question 3

3.

Question 4

4.

Question 5

5.

Question 6

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Question 7

7.

Question 8

8.

Question 9

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Question 10

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Question 11

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Question 12

12.

Question 13

13.

Which of the following are properties of light?

Reflects

Refracts

Absorbs

Condenses

Light is form of energy.

True

False

When light passes from air to water, it...

Speeds Up

Slows Down

Stays the Same

Is pure white light is made up of seven colors?

True

False

Which colours are in the visible light spectrum?

Red

Green

Blue

Ultraviolet

Yellow

Purple

Orange

What is the primary source of light for Earth?

Moon

Sun

Stars

Light bulbs

Can light travel in a straight line?

True

False

What kind of surfaces best reflect light?

Smooth flat surfaces

Bumpy flat surfaces

Smooth curved surfaces

Bumpy curved surfaces

Does the angle of light incidence equal the angle of reflection?

True

False

Which factors affect the speed of light?

Medium

Frequency

Amplitude

Wavelength

What is a light year?

Distance light travels in a year

Amount of light emitted in a year

Time it takes for light to orbit the Earth

The speed of light is constant throughout the universe.

True

False

What are the three primary colours of light?

Red

Blue

Yellow

Green

Purple

Orange