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Biblioteka

Wednesday 5/15 - Waves Introduction

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Posljednje ažuriranje about 7 hours ago
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Waves Introduction
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Review
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Answer the following questions after the video.

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Pitanje 1
1.

What is Thad’s special talent at the carnival?

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Pitanje 2
2.

What is Assistant Sam’s job? How does she help Thad?

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Pitanje 9
9.

Match the vocabulary word with the definition

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

THUNDER

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a measure of the highest height of the wave from its rest position

SOUND WAVE

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the occurrence of a natural electrical charge in the sky, resulting in a bright flash of light

WAVELENGTH

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a loud rumbling or crashing noise resulting from the expansion of rapidly heated air

LIGHTNING

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a type of wave that travels from one place to another. When these waves reflect off objects into our eyes, it enables us to see.

AMPLITUDE

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a type of wave that travels from one place to another. When these waves reach our ears, we hear a sound

LIGHT WAVE

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the distance between two waves

Pitanje 10
10.
Drugi mogući odgovor:
Lightning
Thunder
Light Wave
Amplitude
Wavelength
Sound Wave

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Pitanje 11
11.

In the picture, which number points to the wave’s amplitude?

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Pitanje 13
13.

If a sound is louder or a light is brighter, what does this mean about the amplitude of the wave?

Pitanje 14
14.

If a sound is softer or a light is dimmer, what does this mean about the amplitude of the wave?

Pitanje 15
15.

Which of the following is a type of wave?

Pitanje 16
16.

True or false: Sound waves travel faster than light waves.

Pitanje 17
17.

Lightning and thunder happen at the same time. Which would you sense first?

Pitanje 3
3.

How does the light from a lightning bolt travel through the air?

Pitanje 4
4.

How does the amplitude of a wave relate to the brightness of the light?

Pitanje 5
5.

Make a list of the different types of waves that Mosa’s team explores.

Pitanje 6
6.

Why did Sam say lightning and thunder are related?

Pitanje 7
7.

Why did it take Mosa so long to hear the airplane after she saw it?

Pitanje 8
8.

What did Mosa figure out? How is Thad the Thunder cheating his audience?

Pitanje 12
12.

Which number points to the wave’s wavelength?