Waves Vocabulary Quiz

any disturbance that transmits (sends) energy through sound or empty space

• Waves

• wavelength

• medium

• amplitude

a substance through which a wave can travel (can be solid, liquid, or gas)

• waves

• medium

• air

• opaque

Frequency is defined as...

• the speed at which waves travel

• the height of the waves

• waves vibrating back and forth

• number of waves produced in a given amount of time.

Diffraction is the defined as...

• a wave bouncing off an object

• the bending of a wave as it passes at an angle from one substance to another

• the bending of waves around barriers or through openings

• transmitting through an object and scattering to give a cloudy appearance.

The more waves, the higher the _____.

• frequency

• amplitude

• trough

• grade

Wavelengths... (choose all that are correct)

• measured in nanometers

• the shorter the wavelength the higher the frequency

• if the energy of a wave is increased, the shorter the wavelength

• if the energy of a wave is decreased, the shorter the wavelength

wavelength x frequency =

• medium

• amplitude

• wave speed

• distance

longitudinal waves are defined as...

• particles of the medium vibrate up and down.

• particles of the medium vibrate back and forth

• are perpendicular to the movement of the wave

• travel at right angles

transverse waves are defined as....

• particles of the medium vibrate in an up and down motion

• particles of the medium vibrate back and forth

• vibrate parallel to the direction of the wave

• vibrate at right angles

Which statement is true.

• Reflection is bending the wave, while refraction bounces off objects

• Reflection is when a wave bounces off an object and refraction is a bending of the wave.

• Reflection and refraction both bend and bounce off objects