KS3 Waves

KS3 Waves

Assessment

Flashcard

Physics

9th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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12 questions

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1.

FLASHCARD QUESTION

Front

Which is true about reflection?

Media Image

Back

The angle of incidence = the angle of reflection

2.

FLASHCARD QUESTION

Front

What is happening to the light ray at the surface of the water to mean the fish appears higher up than it is?

Media Image

Back

The light ray is refracting

3.

FLASHCARD QUESTION

Front

The picture shows 4 sound waves on an oscilloscope. Which has the highest pitch?

Options:

A

,

B

,

C

,

D

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Back

C

4.

FLASHCARD QUESTION

Front

What can you say about sound wave A in the picture on the oscilloscope?

Media Image

Back

It is a very loud sound

5.

FLASHCARD QUESTION

Front

The picture shows 4 sound waves on an oscilloscope. What is the wavelength of B?

Media Image

Back

8 boxes

6.

FLASHCARD QUESTION

Front

A ship sends out a pulse of ultrasound and hears its echo 0.3 seconds later. The speed of sound in water is 1500m/s. Calculate the depth of the sea below the ship.

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Back

225m

7.

FLASHCARD QUESTION

Front

The picture shows 4 sound waves on an oscilloscope. What is the amplitude of B?

Media Image

Back

4 boxes

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