Sound: Explore the Properties, Production, and Perception of Sound

Question 1

Which material does sound travel through the fastest when a loud sound is made in air?

Accepted Answer

Metal

Answer

Air

Answer

Water

Answer

Wood

Question 2

Which of these is not a property of sound?

Accepted Answer

Smoothness

Answer

Pitch

Answer

Loudness

Answer

Tone

Question 3

Which of these is not a characteristic of sound?

Accepted Answer

Color

Answer

Pitch

Answer

Volume

Answer

Tone

Question 4

Which of these is not a characteristic of sound?

Accepted Answer

Colour

Answer

Pitch

Answer

Volume

Answer

Frequency

Question 5

When you play a guitar, which property of the sound changes when you move your fingers up and down the strings?

Accepted Answer

Pitch

Answer

Volume

Answer

Tempo

Answer

Colour

Question 6

What is a special quality that helps us tell different sounds apart called?

Accepted Answer

Pitch

Answer

Colour

Answer

Hardness

Answer

Shape

Question 7

Which of these is not a characteristic of sound?

Accepted Answer

Colour

Answer

Pitch

Answer

Volume

Answer

Timbre

Question 8

Which of these is NOT a property we can use to describe a sound?

Accepted Answer

What colour it is

Answer

How loud it is

Answer

How high or low it is

Answer

What it sounds like

Question 9

Which material allows sound to travel through it most quickly?

Accepted Answer

Steel

Answer

Water

Answer

Air

Answer

Rubber

Question 10

When you tighten a guitar string before strumming it, which characteristic of the sound it makes will change?

Accepted Answer

Pitch

Answer

Loudness

Answer

Tempo

Question 11

Which of these is NOT a property of sound?

Accepted Answer

What colour it is

Answer

How high or low it sounds

Answer

How loud or soft it sounds

Answer

How much space it takes up

Question 12

Which property of sound tells us how loud or quiet it is?

Accepted Answer

Volume

Answer

Pitch

Answer

Timbre

Question 13

Which of these is NOT a characteristic of sound?

Accepted Answer

Speed

Answer

Pitch

Answer

Volume

Answer

Tone

Question 14

When something makes a sound, what does it do?

Accepted Answer

Vibrates quickly

Answer

Heats up

Answer

Changes color

Answer

Smells different

Question 15

Which material will sound travel through the fastest?

Accepted Answer

A metal pipe

Answer

A soft pillow

Answer

A wooden door

Answer

A bucket of water

Question 16

Which object will produce the loudest sound when tapped with a spoon?

Accepted Answer

Metal pot

Answer

Wooden table

Answer

Soft cushion

Answer

Thin piece of paper

Question 17

Which of these is NOT a characteristic of sound?

Accepted Answer

Speed

Answer

Pitch

Answer

Volume

Answer

Timbre

Question 18

What can we NOT hear?

Accepted Answer

A light flashing

Answer

A bell ringing

Answer

A dog barking

Answer

A piano playing

Question 19

Which of these is NOT a characteristic of sound?

Accepted Answer

Fastness or slowness

Answer

Loudness

Answer

Highness or lowness

Answer

Strength of sound waves

Question 20

Sound needs a material to travel through. Which of these materials does sound NOT travel through?

Accepted Answer

A vacuum

Answer

Air

Answer

Water

Question 21

Which of these is not a characteristic of sound?

Accepted Answer

Colour

Answer

Pitch

Answer

Volume

Answer

Timbre

Question 22

Which material would make the loudest sound when hit?

Accepted Answer

Metal

Answer

Cotton

Answer

Wood

Answer

Sponge

Question 23

Which of these is NOT a characteristic of sound?

Accepted Answer

Weight

Answer

Pitch

Answer

Volume

Answer

Loudness

Question 24

Which of these is NOT a property we use to describe a sound?

Accepted Answer

Colour

Answer

Loudness

Answer

Pitch

Answer

Duration

Question 25

When playing music, why does a high note have a shorter wavelength compared to a low note?

Accepted Answer

High notes have a higher frequency, resulting in a shorter wavelength.

Answer

High notes have a lower frequency, resulting in a longer wavelength.

Question 26

Which of these is a property of sound waves?

Accepted Answer

Sound waves are longitudinal waves.

Answer

Sound waves can travel through a vacuum.

Answer

Sound waves have a constant speed regardless of the medium.

Answer

Sound waves can be polarized.

Question 27

Which of these is NOT a characteristic of sound?

Accepted Answer

Colour

Answer

Pitch

Answer

Volume

Answer

Speed

Question 28

When you hear a high-pitched sound, like a whistle, what happens to the sound waves?

Accepted Answer

They are closer together.

Answer

They move faster.

Answer

They are louder.

Answer

They travel through a different material.

Question 29

Which of these is NOT a characteristic of sound?

Accepted Answer

Color

Answer

Volume

Answer

Pitch

Answer

Tone

Question 30

What characteristic of sound determines how high or low it sounds?

Accepted Answer

Pitch

Answer

Loudness

Answer

Timbre

Question 31

Which of these actions does NOT create a sound?

Accepted Answer

Turning on a light

Answer

Hitting a drum

Answer

Blowing into a whistle

Question 32

Which of these is NOT a characteristic of sound?

Accepted Answer

Colour

Answer

Pitch

Answer

Volume

Question 33

When we shout, which property of sound increases?

Accepted Answer

Volume

Answer

Pitch

Question 34

Which of these would make the loudest 'thump' when you tap it gently?

Accepted Answer

A metal pan

Answer

A balloon filled with air

Answer

A glass of water

Answer

A pillow

Question 35

Sound travels best through air. Which of these would let sound pass through most easily?

Accepted Answer

An open window

Answer

A wooden door

Answer

A metal pipe

Question 36

When the temperature of a material goes up, what happens to the speed of sound traveling through it?

Accepted Answer

The speed of sound gets faster.

Answer

The speed of sound gets slower.

Answer

The speed of sound stays the same.

Question 37

Which object would produce the loudest sound if you hit it with the same force?

Accepted Answer

A metal pan

Answer

A wooden board

Answer

A fluffy toy

Answer

A piece of sponge

Question 38

Which sound is typically the loudest?

Accepted Answer

A firecracker exploding

Answer

A whisper

Answer

A bird chirping

Answer

A car horn beeping

Question 39

Which material allows sound waves to travel through it the quickest?

Accepted Answer

Solid (such as metal or wood)

Answer

Air

Answer

Water

Question 40

When you pluck a guitar string, what makes it move back and forth?

Accepted Answer

The tightness of the string

Answer

The air around the string

Answer

The sound traveling through the string

Question 41

When you hear a loud thunderclap, which part of the sound wave has the biggest up-and-down movement?

Accepted Answer

The part with the greatest displacement

Answer

The part with the highest frequency

Answer

The part with the shortest wavelength

Answer

The part with the highest speed

Question 42

What's the key difference between noise and music?

Accepted Answer

Noise is a mix of different sounds, while music is made up of sounds that are organized.

Answer

Noise can be unpleasant, while music is always enjoyable.

Answer

Noise moves faster than music.

Question 43

When you move away from a sound source, what happens to the strength of the sound wave?

Accepted Answer

It gets weaker.

Answer

It gets stronger.

Answer

It stays the same.

Question 44

How does the pitch of a sound change when the frequency of its sound wave increases?

Accepted Answer

The pitch gets higher.

Answer

The pitch gets lower.

Answer

The pitch stays the same.

Answer

The pitch becomes distorted.

Question 45

What action would increase noise pollution?

Accepted Answer

Using cars and motorbikes that make louder noises

Answer

Planting more trees

Answer

Using materials to block sound

Answer

Talking to others about the problem

Question 46

When sound waves reach your ear, what part vibrates?

Accepted Answer

Eardrum

Answer

Cochlea

Answer

Middle ear

Answer

Inner ear

Question 47

Which of these makes the highest pitched sound?

Accepted Answer

A whistle

Answer

A drum

Answer

A guitar string

Answer

A bell

Question 48

What do we use to measure how loud a sound is?

Accepted Answer

Decibel

Answer

Hertz

Answer

Meter

Answer

Second

Question 49

Which of these animals can hear the best?

Accepted Answer

Bat

Answer

Human

Answer

Dog

Answer

Cat

Question 50

What changes sound waves into electrical signals?

Accepted Answer

A microphone

Answer

A speaker

Answer

An amplifier

Answer

An oscillator

Question 51

Which object produces the highest pitched sound?

Accepted Answer

Whistle

Answer

Big drum

Answer

Small guitar

Answer

Grand piano

Question 52

Why can you hear an echo when you shout in a cave?

Accepted Answer

Sound waves bounce back to you after hitting the walls of the cave.

Answer

Sound waves get trapped inside the cave.

Answer

Sound waves get louder inside the cave.

Answer

Sound waves move faster in caves.

Question 53

Through which substance does sound travel the fastest?

Accepted Answer

Steel

Answer

Air

Answer

Water

Answer

Wood

Question 54

What tool changes sound waves into electrical signals?

Accepted Answer

Microphone

Answer

Loudspeaker

Answer

Oscilloscope

Answer

Tuner

Question 55

Which of these animals can hear the best?

Accepted Answer

Bat

Answer

Dog

Answer

Cat

Answer

Owl

Question 56

Why does a tuning fork always make the same sound?

Accepted Answer

It moves back and forth at exactly the same speed.

Answer

It is shaped in a special way that makes the sound louder.

Answer

It is made of a material that stops the sound from changing.

Answer

It has liquid inside that calms the sound down.

Question 57

What makes the sound of a drum?

Accepted Answer

The drum's skin moving back and forth.

Answer

The drumsticks hitting the drum.

Answer

The shape of the drum.

Answer

The size of the drum.

Question 58

How do we hear sounds?

Accepted Answer

Sound waves come into our ears and make our eardrums shake.

Answer

Sound waves go straight through our heads to our brains.

Answer

Sound waves get turned into electrical signals in our noses.

Answer

Sound waves are made bigger by our ears and then sent to our brains.

Question 59

What's the best way to protect your ears when listening to loud music?

Accepted Answer

Wear headphones or earphones.

Answer

Turn the music up really loud.

Answer

Cover your ears with your hands.

Question 60

When an object making a sound moves, what is the name of the effect that causes the pitch of the sound to change?

Accepted Answer

Doppler Effect

Answer

Reflection Effect

Answer

Absorption Effect

Question 61

Which material does sound travel through most easily?

Accepted Answer

Air

Answer

Wood

Answer

Metal

Question 62

What makes a sound high-pitched or low-pitched?

Accepted Answer

How often the sound waves vibrate

Answer

How long the sound waves are

Answer

How strong the sound waves are

Question 63

When you pluck a guitar string more tightly, which property of the sound it makes will change?

Accepted Answer

Pitch

Answer

Volume

Answer

Timbre

Answer

Loudness

Question 64

Which of these makes the highest-pitched sound?

Accepted Answer

Trumpet

Answer

Drum

Answer

Guitar

Answer

Piano