5th Grade Science Ch. 15 Flashcards

1

What is the disappearance of a sound wave into a surface?

rarefaction
absorption
reflection
echolocation

2

Which statement best describes the relationship between pitch and frequency?

higher the pitch, lower the frequency
no relationship between pitch and frequency
lower the pitch, higher the frequency
higher the pitch, higher the frequency

3

What is the part of the sound wave where the molecules are spread apart?

echolocation
vibration
rarefaction
compression

4

What is the part of a sound wave where molecules are crowded together?

compression
rarefaction
reflection
echolocation

5

How do some musical instruments produce sound?

all of these
vibrating surface
vibrating air
vibrating reed

6

What do you use to measure frequency?

decibels
pitch
volume
hertz

7

What is a back-and-forth movement?

absorption
rarefaction
compression
vibration

8

What is a unit for measuring volume?

vibration
sound wave
hertz
decibels

9

The more energy there is in a sound wave

the longer the sound lasts
the softer the sound is
the louder the sound is
the more quickly you hear it

10

Which object would sound travel through best?

a glass of water
a table
a glass of milk
a balloon

11

What is anything that has mass and takes up space?

compression
matter
sound wave
echolocation

12

How do many animals find things around them?

vibrating surface
vibrating air
vibrating reed
all of these answers

13

What is how high loud or soft a sound is?

volume
frequency
pitch
sonar

14

What is the number of times an object vibrates per second?

rarefaction
pitch
compression
frequency

15

Which could cause a bridge or building to collapse?

pitch
resonance
overtones
frequency

5th Grade Science Ch. 15

Questions 15

5th Grade Science Ch. 15

Questions 15