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Science

8th Grade

NGSS covered

Used 3+ times

Properties of Light and Shadows
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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

.............................. is an electromagnetic wave

Sound

Light

Tags

NGSS.MS-PS4-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In this photo, a person uses his hands to make a heart shadow on the ground. The shadow has the same shape as his hands because_________

light is refracted.

light travels in a straight line.

light passes through his hands.

light bends as it moves through objects.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a property of light that describes its ability to travel through a vacuum?

Light is an electromagnetic wave.

Light requires a medium to travel.

Light cannot travel through a vacuum.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the speed of light in a vacuum?

3×105 m/s3 \times 10^5 \, \text{m/s}

3×106 m/s3 \times 10^6 \, \text{m/s}

3×107 m/s3 \times 10^7 \, \text{m/s}

3×108 m/s3 \times 10^8 \, \text{m/s}

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Why do we see lightning before we hear the thunder?

Our eyes trick us
Light travels faster than sound
they're two separate things

Tags

NGSS.MS-PS4-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Allows most light through

Opaque

Translucent

Transparent

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The light bulb is....

luminous

non-luminous

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