Waves Waves Waves!

Energy

1

Which type of wave moves matter forward and backward in the medium in the same direction as the wave?

What is a Longitudinal Wave.

2

Which type of wave moves matter in right angles in the direction of the wave?

Transverse Wave.

3

Which type of wave does not need a matter to transfer energy?

What is electromagnetic!

4

High frequency waves have _______ wavelengths.

SHORT 

5

A boat travels 44 meters (m) in 20 minutes (min). How fast is the boat moving?

2.2 m/min

Review

1

A car moves with an average speed of 40 kilometers per hour. What is the time taken by the car to cover 160 kilometers?

4 hours

2

What is the region of a compressional wave where the particles are close together?

compression

3

The distance between two like points in a wave

Wavelength

4

What is the main type of wave uses matter to transfer energy?

Mechanical Wave

5

Mechanical waves are caused when a source of energy causes a medium to...

Vibrate

Waves

1

The number of wavelengths that pass a given point per second

Frequency

2

The unit of frequency is...

Hertz

3

The matter that mechanical waves travel through is known as ____________.

Medium

4

Judy roller-skates at a speed of 5 meters per second. What is the distance covered by Judy in 2 seconds?

10 meters

5

A disturbance that caries energy and NOT matter

Wave!

Vocabulary

1

What is the point on the wave that runs right through the middle of each transverse wave?

Resting Point

2

Which type of wave is emitted from the Sun and does not need a medium to travel?

Electromagnetic

3

The measure of how high or low a wave is

Amplitude

4

The low point of a transverse wave

Trough

5

The Great Barrier Reef is located off the coast of which country?

Australia

Motion

1

The high point of a transverse wave

crest

2

The acceleration of a a ball being kicked on the ground, depends on the mass of the ball and the amount of force applied to move it is an example of which law of motion?

Newton’s second law of motion

3

What is the region of a longitudinal wave where the particles are spread out?

Rarefaction

4

Which type of wave moves matter in right angles in the direction of the wave?

Transverse

5

Which of the following is a compressional (longitudinal) wave caused by colliding air molecules? 

A. Color Wave 

B. Light Wave 

C. Sound Wave 

D. Gamma Wave

C. Sound Wave