Waves: An Interactive Learning Journey for Sixth Graders

Question 1

Which of these is NOT a characteristic of waves?

Accepted Answer

Waves only move in a straight line.

Answer

Waves can travel at different speeds.

Answer

Waves can bend around corners.

Answer

Waves carry energy without carrying matter.

Question 2

Which of these is not a type of wave?

Accepted Answer

Material

Answer

Sound wave

Answer

Light wave

Answer

Radio wave

Question 3

What is the space through which light waves can travel called?

Accepted Answer

Vacuum

Answer

Air

Answer

Water

Answer

Metal

Question 4

Which of the following is a wave that requires a medium to travel?

Accepted Answer

Water wave

Answer

Light wave

Answer

Radio wave

Answer

X-ray

Question 5

How fast does light travel in a vacuum?

Accepted Answer

300,000 kilometers per second

Answer

300,000 meters per second

Answer

300 kilometers per second

Answer

300 meters per second

Question 6

Which color of light has the fastest vibrations?

Accepted Answer

Violet

Answer

Red

Answer

Orange

Answer

Yellow

Question 7

Which characteristic is unique to certain types of waves?

Accepted Answer

Color

Answer

Frequency

Answer

Amplitude

Answer

Velocity

Question 8

Which of these is a characteristic of waves?

Accepted Answer

Frequency

Accepted Answer

Wavelength

Accepted Answer

Amplitude

Answer

Color

Question 9

Which characteristic is NOT a property of waves?

Accepted Answer

Volume

Answer

Amplitude

Answer

Wavelength

Answer

Frequency

Question 10

What unit is used to measure frequency?

Accepted Answer

Hertz (Hz)

Answer

Meter per second (m/s)

Answer

Newton (N)

Answer

Joule (J)

Question 11

Which type of wave can travel through empty space?

Accepted Answer

Light waves

Answer

Sound waves

Answer

Water waves

Answer

Seismic waves

Question 12

When the frequency of a wave increases, what happens to its wavelength?

Accepted Answer

Decreases

Answer

Increases

Answer

Stays the same

Answer

Becomes zero

Question 13

Which of these is an example of a transverse wave?

Accepted Answer

Light waves

Answer

Sound waves

Answer

Water waves

Answer

Seismic waves

Question 14

What is the approximate speed of sound in air at room temperature?

Accepted Answer

343 m/s

Answer

123 m/s

Answer

981 m/s

Answer

299,792 km/s

Question 15

How does the amplitude of a wave affect its energy?

Accepted Answer

Increased amplitude means increased energy

Answer

Increased amplitude means decreased energy

Answer

Amplitude does not affect energy

Answer

Amplitude has an inverse relationship with energy

Question 16

Which of the following is NOT an application of electromagnetic waves?

Accepted Answer

Hearing aids

Answer

Radio communication

Answer

Medical imaging

Answer

Microwave cooking

Question 17

What is the main difference between mechanical and electromagnetic waves?

Accepted Answer

Mechanical waves need a medium, electromagnetic waves do not

Answer

Electromagnetic waves need a medium, mechanical waves do not

Answer

They have different speeds

Answer

They have different wavelengths

Question 18

Which of the following is a safety concern related to electromagnetic waves?

Accepted Answer

Exposure to harmful radiation

Answer

Excessive noise

Answer

Extreme vibrations

Answer

Overuse of light

Question 19

What happens when two waves meet?

Accepted Answer

They combine to form a new wave pattern.

Answer

They bounce off each other.

Answer

They curve as they pass each other.

Answer

They spread out as they pass each other.

Question 20

How does the frequency of a light wave affect its color?

Accepted Answer

Higher frequency light waves have shorter wavelengths and higher energy.

Answer

Higher frequency light waves have longer wavelengths and lower energy.

Answer

Frequency does not affect the color of a light wave.

Answer

The frequency of a light wave is not related to its wavelength.

Question 21

What is the distance between two consecutive crests or troughs of a wave called?

Accepted Answer

Wavelength

Answer

Amplitude

Answer

Frequency

Answer

Period

Question 22

Which of the following materials is the best conductor of sound waves?

Accepted Answer

Steel

Answer

Air

Answer

Water

Answer

Wood

Question 23

When a wave encounters a boundary and bounces back, it is called:

Accepted Answer

Reflection

Answer

Refraction

Answer

Diffraction

Answer

Interference

Question 24

What is the speed of light approximately?

Accepted Answer

299,792,458 m/s

Answer

300,000 m/s

Answer

340 m/s

Answer

186,282 miles/s

Question 25

An example of interference is:

Accepted Answer

Hearing two different songs at the same time

Answer

Producing ripples in a pond

Answer

Creating a shadow behind an object

Answer

Watching a bird fly in the sky

Question 26

Which property is NOT a characteristic of waves?

Accepted Answer

Temperature

Answer

Wavelength

Answer

Frequency

Answer

Amplitude

Question 27

What type of wave is created by the vibration of particles within a medium?

Accepted Answer

Sound wave

Answer

Light wave

Answer

Radio wave

Answer

Seismic wave

Question 28

What is the relationship between wavelength and frequency of a wave?

Accepted Answer

Inversely proportional

Answer

Directly proportional

Answer

Exponentially proportional

Answer

No relationship

Question 29

Which material is a good conductor of sound waves?

Accepted Answer

Water

Answer

Air

Answer

Styrofoam

Answer

Foam rubber

Question 30

Which of these is an example of an electromagnetic wave?

Accepted Answer

Radio waves

Answer

Sound waves

Answer

Ocean waves

Answer

Earthquakes

Question 31

What is the speed of light in a vacuum?

Accepted Answer

300,000,000 meters per second

Answer

300,000 kilometers per second

Answer

300,000 meters per second

Answer

300,000,000 kilometers per second

Question 32

What is the highest point on a wave called?

Accepted Answer

Crest

Answer

Trough

Answer

Peak

Answer

Valley

Question 33

Which property is NOT characteristic of waves?

Accepted Answer

Mass

Answer

Frequency

Answer

Wavelength

Answer

Amplitude

Question 34

What unit is wavelength measured in?

Accepted Answer

Meters

Answer

Hertz

Answer

Seconds

Answer

Amperes

Question 35

Which of the following is NOT a type of electromagnetic wave?

Accepted Answer

Sound waves

Answer

Radio waves

Answer

X-rays

Answer

Microwaves

Question 36

Which material allows sound to travel through it the fastest?

Accepted Answer

Metal

Answer

Air

Answer

Water

Answer

Wood

Question 37

What causes light to refract?

Accepted Answer

Changes in the density of the medium

Answer

Changes in the frequency of the light

Answer

Changes in the wavelength of the light

Answer

Changes in the speed of the light

Question 38

Which of the following is an application of sound waves?

Accepted Answer

Ultrasound imaging

Answer

Radio communication

Answer

Fiber optic communication

Answer

Light microscopy

Question 39

Mechanical waves and electromagnetic waves differ in that:

Accepted Answer

Mechanical waves require a medium, while electromagnetic waves do not

Answer

Electromagnetic waves require a medium, while mechanical waves do not

Answer

They are both the same type of wave and do not differ

Answer

Mechanical waves travel faster than electromagnetic waves

Question 40

In medical imaging, doctors use waves to see inside the body. Some waves bounce back (reflect) while others pass through (absorb). Which wave property is crucial for medical imaging?

Accepted Answer

Reflection and absorption

Answer

Refraction and interference

Answer

Diffraction and polarization

Answer

Superposition and resonance

Question 41

Which type of wave can travel through empty space, where there is no matter?

Accepted Answer

Electromagnetic waves

Answer

Seismic waves

Answer

Sound waves

Answer

Water waves

Question 42

Which of the following is NOT a characteristic of waves?

Accepted Answer

Waves can only travel in a straight line

Answer

Waves have a wavelength and frequency

Answer

Waves carry energy

Answer

Waves can be reflected and refracted

Question 43

What do the highest and lowest points of a wave represent?

Accepted Answer

The maximum and minimum points of displacement

Answer

The wavelength and frequency of the wave

Answer

The energy and momentum of the wave

Answer

The velocity and amplitude of the wave

Question 44

When a wave encounters an obstacle, what can happen to it?

Accepted Answer

It can be reflected, refracted, or diffracted

Answer

It always passes through the obstacle

Answer

It changes its wavelength

Answer

It stops and disappears

Question 45

Which type of wave is used in cell phones and Wi-Fi signals?

Accepted Answer

Electromagnetic waves

Answer

Sound waves

Answer

Seismic waves

Answer

Water waves

Question 46

What is the difference between a transverse wave and a longitudinal wave?

Accepted Answer

Transverse: particles move perpendicular to wave direction, Longitudinal: particles move parallel to wave direction

Answer

Transverse waves are faster than longitudinal waves

Question 47

Which of these is NOT a property of waves?

Accepted Answer

They can only travel through solids.

Answer

They can have different wavelengths.

Answer

They can carry energy.

Answer

They can be reflected and refracted.

Question 48

What kind of wave helps us hear sounds?

Accepted Answer

Sound waves

Answer

Light waves

Answer

Gravitational waves

Answer

Electromagnetic waves

Question 49

What happens to a wave's wavelength if we make it vibrate faster?

Accepted Answer

The wavelength gets shorter.

Answer

The wavelength gets longer.

Answer

The wavelength becomes infinite.

Answer

The wavelength stays the same.

Question 50

Which of these materials is best for letting sound travel through it?

Accepted Answer

Metal

Answer

Wood

Answer

Air

Answer

Rubber

Question 51

When a wave changes direction as it enters a new material, what is this called?

Accepted Answer

Refraction

Answer

Diffraction

Answer

Interference

Answer

Reflection

Question 52

What is special about electromagnetic waves?

Accepted Answer

They can travel through space (a vacuum).

Answer

They need a material to travel through.

Answer

They are always visible to our eyes.

Answer

They have a mass.

Question 53

What unit do we use to measure the length of a wave?

Accepted Answer

Meters

Answer

Decibels

Answer

Hertz

Question 54

What can make a wave bend as it travels?

Accepted Answer

An obstacle

Answer

A radio antenna

Answer

A perfect mirror

Answer

A vacuum

Question 55

How does the height of a wave relate to its strength?

Accepted Answer

The taller the wave, the stronger it is.

Answer

The strength of a wave doesn't depend on its height.

Answer

The taller the wave, the weaker it is.

Question 56

Which of these is an example of a wave that moves up and down like a rope?

Accepted Answer

Light waves

Answer

Water waves

Answer

Sound waves

Answer

Seismic waves