Unit 3 Review

2. The highest point on a wave is:

• the top

• the coast

• the trough

• the crest

The number of wavelengths that pass a point each per second is:

• period

• longitudinal

• frequency

• transverse wave

A vibrating disturbance that travels through a medium as a longitudinal wave

• pitch

• frequency

• wavelength

• sound

When a sound is louder what measurement gets bigger?

• Crest

• Amplitude

• Frequency

• Wavelength

The shortest wavelength in visible light is______.

• yellow

• red

• violet

• blue

The acronym (letters) used to remember visible light is____________

• ROGYBIN

• RIVBOY

• ROYGBIV

• BIVROYG

Where are the three smallest bones in your body found?

• Outer ear

• eye

• middle ear

• inner ear

An object that lets all visible light through is called...

• opaque

• translucent

• transparent

What property of this wave is represented by the letter "B"?

• Wavelength

• crest

• trough

• amplitude

A black paper appears black because...

• Light bends around anything that is black.

• It absorbs all the frequencies of light and does not reflect any back.

• It reflects the black wavelength of light.

• It reflects all the frequencies that hit it.