12B Waves quiz

How many full wavelengths are this wave?

• 16

• 8

• 10

• 6

A transverse wave travels from left to right. The graph below shows how the displacement of a particle in a medium varies with time. What is the amplitude of the oscillation?

• 10 cm

• 0

• 5 cm

• 0.75 cm

The wavelength is represented by which letter?

• A

• B

• C

• D

Which wave in the diagram has the greatest frequency?

• 1

• 2

• 3

• 4

One end of the rope is vibrated to produce a wave with a wavelength of 0.25 m. The Frequency of the wave is 3.0 Hz. What is the speed of the wave?

• 3.00 m/s

• 2.5 m/s

• 0.75 m/s

• 1.25 m/s

The frequency of the sound wave determines its pitch

• True

• False

If a musical note is played loudly and then softly, the louder sound would have similar amplitude than the soft sound

• True

• False

The speed of sound in wood is ____ the speed of sound in water

• slower than

• faster than

• the same as

• depends on the temperature

What are the three primary colors of light?

• Red, blue, yellow

• Green, blue, yellow

• Red, blue, green

• cyan, yellow, magenta

Mixing red and blue light gives you...

• cyan

• magenta

• yellow

• purple