6 Questions | Attempts: 954
Share  Settings  A quiz for people studying physics at standard grade level

• 1.
When a wave travels, what does it carry from place to place?
• A.

Copper

• B.

Signals

• C.

Electricity

• D.

Energy

• E.

UHF

• 2.
A wave machine creates 45 waves per minute in a swimming pool. The waves are 2.25 metres long. What is the freqency of the waves?
• A.

10 Hz

• B.

20 Hz

• C.

30 Hz

• D.

40 Hz

• E.

50 Hz

• 3.
What symbol represents wavelength?
• A.

π

• B.

Σ

• C.

λ

• D.

ν

• E.

D

• 4.
Why can you see lightning before you hear thunder?
• A.

Because lightning happens first

• B.

Because of magic

• C.

Because the speed of light is faster than the speed of sound

• D.

Because you are slighty deaf

• E.

All of the above

• 5.
What is the period of a wave with a freqency of 34 Hz?
• A.

0.103s

• B.

1.031s

• C.

0.03s

• D.

0.1213s

• E.

0.893s

• 6.
A wave with a freqency of 4500 Hz has a length of 3.5cm. What speed is it travelling at?
• A.

275.5 m/s

• B.

23.4 m/s

• C.

157.5 m/s

• D.

10923 m/s

• E.

89.06 m/s

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