Sound

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Slide 1: Tekstslide
ScienceLower Secondary (Key Stage 3)

In deze les zitten 25 slides, met interactieve quizzen, tekstslides en 1 video.

Onderdelen in deze les

Slide 1 -Tekstslide

Which wave is a longitudinal wave?
A
A
B
B

Slide 2 -Quizvraag

What type of wave is this?
A
Transverse
B
Longitudinal

Slide 3 -Quizvraag

What type of wave is this?
A
Transverse
B
Longitudinal

Slide 4 -Quizvraag

What type of wave is this?
A
Transverse
B
Longitudinal

Slide 5 -Quizvraag

This type of wave vibrates perpendicular to the direction it travels.
A
Longitudinal
B
Transverse
C
Both

Slide 6 -Quizvraag

This type of wave transfers energy.
A
Longitudinal
B
Transverse
C
Both

Slide 7 -Quizvraag

Sound is a .......... wave.
A
Longitudinal
B
Transverse
C
Both

Slide 8 -Quizvraag

Light is a ........... wave
A
Longitudinal
B
Transverse
C
Both

Slide 9 -Quizvraag

Fill the gaps.
In a transverse wave the vibrations are ............................ to the direction the wave travels.
In a longitudinal wave the vibrations are ............................ to the direction the wave travels.
Perpendicular
Parallel

Slide 10 -Sleepvraag

Sort the statements.
Transverse waves
Both
Longitudinal waves
Transfer energy
Involve vibrating particles
Light waves
Sound waves
Vibrate parallel to direction of energy transfer.
Vibrate perpendicular to direction of energy transfer.

Slide 13 -Tekstslide

Which box shows a vacuum?
A
A
B
B

Slide 14 -Quizvraag

Match the keywords to the diagrams.
Solid
Liquid
Gas
Vacuum

Slide 15 -Sleepvraag

Why does the film alien use the tag line, 'in space no one can hear you scream'?

Slide 16 -Open vraag

Sound waves must travel through a medium. What is the medium here?

Slide 17 -Open vraag

Sound waves must travel through a medium. What is the medium here?

Slide 18 -Open vraag

Tin can telephones can communicate short distances. What is the medium here?

Slide 19 -Open vraag

Earthquakes can transfer huge amounts of energy. What is the medium?

Slide 20 -Open vraag

Match the keywords to the definitions.
The distance that particles move when a sound wave passes.
Vibrations passing through a solid, liquid or a gas.
The number of waves per second.
A substance (solid, liquid or gas).
Amplitude
Frequency
Medium
Sound wave

Slide 24 -Tekstslide

Why does sound travel slower in a gas than in a solid?