Science -- Sound

Question 1

What is an African thumb instrument called?

Answer 1

kalimba

Question 2

What is a musical instrument made from a set of bars or tubes of different lengths?

Answer 2

xylophone

Question 3

The ability to identify sounds and tell sounds apart is called _____.

Answer 3

sound discrimination

Question 4

What is a “shaking, back-and-forth movement” called?

Answer 4

vibration

Question 5

Something that detects, responds to, or hears a sound is a _____.

Answer 5

sound receiver

Question 6

Fast vibrations produce _____ pitched sounds.

high low

Answer 6

high

Question 7

A long object has a _____ pitch and vibrates _____.

a. low, slowly
b. high,quickly
c. low, quickly
d. high, slowly

Answer 7

a. low pitch and vibrates slowly

Question 8

Anything that vibrates in a way that makes a sound, like a voice, is a _____.

Answer 8

sound source

Question 9

Slow vibrations produce _____pitched sounds.

high low

Answer 9

low

Question 10

What describes how high or low a sound is?

Answer 10

pitch

Question 11

A short object has a _____ pitch and vibrates _____.

a. low, slowly
b. high,quickly
c. low, quickly
d. high, slowly

Answer 11

b. high pitch and vibrates quickly

Question 12

Sound requires 3 things. Name them.

Answer 12

1. source
2. receiver
3. a medium (solid, liquid, or gas) to travel through

Question 13

What is the flap of flesh and cartilage that directs sound vibrations to the inner ear called?

Answer 13

outer ear

Question 14

Sound vibrations in the inner ear are transmitted as messages to the _____ by _____.

Answer 14

transmitted to the brain by nerves

Question 15

What is “a force applied to an object trying to pull it apart” called?

Answer 15

tension

Question 16

What are an object’s properties? (There are 5 of them.)

Answer 16

look, feel, sound, taste, and smell

Question 17

What can collect and focus sound energy to amplify it at the source or receiver?

Answer 17

a megaphone

Question 18

What is defined as “how loud a sound is”?

Answer 18

volume

Question 19

What is a “kalimba”?

Answer 19

an African thumb instrument

Question 20

What is a “xylophone”?

Answer 20

a musical instrument made from a set of bars or tubes of different lengths

Question 21

What is “sound discrimination”?

a. a shaking, back-and-forth movement
b. something that detects, responds to, or hears a sound
c. the ability to identify sounds and tell sounds apart
d. all of the above

Answer 21

c. the ability to identify sounds and tell sounds apart

Question 22

What is “vibration”?

a. a shaking, back-and-forth movement
b. something that detects, responds to, or hears a sound
c. the ability to identify sounds and tell sounds apart
d. all of the above

Answer 22

a. a shaking, back-and-forth movement

Question 23

What is a “sound receiver”?

a. a force applied to an object trying to pull it apart
b. something that vibrates slowly
c. the ability to identify sounds and tell sounds apart
d. something that detects, responds to, or hears a sound

Answer 23

d. something that detects, responds to, or hears a sound

Question 24

What is “pitch”?

a. a solid, liquid, or gas medium for sound to travel through
b. a property of an object
c. how loud a sound is
d. describes how high or low a sound is

Answer 24

d. pitch describes how high or low a sound is

Question 25

What is a “sound source”?

a. how high or low a sound is
b. something that detects, responds to, or hears a sound
c. anything that vibrates in a way that makes a sound
d. the outer and inner ear

Answer 25

c. anything that vibrates in a way that makes a sound

Question 26

What is someone’s voice classified as?

a. sound receiver
b. sound discrimination
c. sound source
d. an object’s property

Answer 26

c. sound source

Question 27

What does sound require?

a. a source
b. a receiver
c. a solid, liquid, or gas medium to travel through
d. all of the above

Answer 27

d. Sound must have a source, a receiver, and a medium to travel through.

Question 28

What is “tension”?

a. a sound source
b. a vibration
c. a solid, liquid, or gas medium
d. a force applied to an object that is trying to pull it apart

Answer 28

d. a force applied to an object that is trying to pull it apart

Question 29

True or False: The inner ear is the flap of flesh and cartilage that directs sound vibrations to the outer ear where nerves transmit messages to the brain.

Answer 29

FALSE – The OUTER EAR is the flap of flesh & cartilage and the INNER EAR has nerves that transmit messages to the brain about sound vibrations

Question 30

Which of the following are properties of an object?

a. the way it looks
b. the way it smells
c. the way it tastes
d. the way it feels
e. the music that it makes
f. answers a, b, c, & d

Answer 30

f. answers a, b, c, & d… AND the way an object sounds

Question 31

What can a megaphone do?

a. change sound vibrations into messages sent to the brain
b. describe how high or low a sound is
c. act as a sound source
d. collect and focus sound energy to amplify it at the source or receiver

Answer 31

d. amplifies sound energy

Question 32

What is “volume”?

a. a shaking, back-and-forth movement
b. how loud a sound is
c. the ability to identify sounds and tell sounds apart
d. all of the above

Answer 32

b. how loud a sound is

Question 33

High pitched sounds are produced by _____vibrations.

fast slow

Answer 33

fast

Question 34

Low pitched sounds are produced by _____ vibrations.

fast slow

Answer 34

slow