Waves Unit 2

A change in the direction of a wave when the wave finds an obstacle or an edge.

• A. refraction
• B. reflection
• C. standing wave
• D. diffraction

A phenomenon that occurs when two objects naturally vibrate at the same frequency

• A. interference
• B. standing wave
• C. resonance
• D. reflection

The bending of a wave as the wave passes between two substances in which the speed of the wave differs

• A. refraction
• B. reflection
• C. resonance
• D. standing wave

A pattern of vibration that simulates a wave that is standing still

• A. interference
• B. standing wave
• C. diffraction
• D. reflection

The combination of two or more waves that result in a single wave

• A. diffraction
• B. resonance
• C. reflection
• D. interference

The bouncing back of a ray of light, sound, or heat when the ray hits a surface that it does not penetrate

• A. refraction
• B. reflection
• C. resonance
• D. standing wave

Which letter shows reflection? 

• Pathway A
• Pathway B
• Pathway C
• Pathway D

Which term explains the path of the light ray in this diagram?

• Convection
• Scattering
• Absorption
• Refraction

A prism could best be described as which of the following?

• A triangle with an opening on one side and another side that absorbs light.
• A triangle object that allows light to enter and be refracted out into colors
• A pyramid shaped object that reflects the rats of the rainbow 
• A triangular object that absorbs the light from a rainbow 

constructive interference occurs when two or more waves combine to produce a smaller wave 

• true
• false