Understanding Wave Speed and Media Density

Understanding Wave Speed and Media Density

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What happens to the speed of mechanical waves when they move from solids to gases?

Back

Speed decreases.

2.

FLASHCARD QUESTION

Front

Why do electromagnetic waves slow down in mediums like water and glass?

Back

Due to the high density of the medium.

3.

FLASHCARD QUESTION

Front

What does the speed of any wave depend upon?

Back

The medium through which it travels.

4.

FLASHCARD QUESTION

Front

In which medium do light waves travel fastest?

Back

A vacuum.

5.

FLASHCARD QUESTION

Front

Which statement is true about the speed of sound waves in different media?

Back

Sound waves are fastest in solids and slowest in gases.

6.

FLASHCARD QUESTION

Front

Define wave speed.

Back

Wave speed is the distance a wave travels per unit of time.

7.

FLASHCARD QUESTION

Front

What is the relationship between medium density and wave speed?

Back

Generally, higher density mediums slow down wave speed.

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