Light

A region that contains few or no particles

• Vacuum
• Velocity
• Velcro
• Volcano

The bending of waves as they pass from one substance into another.

• Reaction
• Reflection
• Refraction
• Repost

Band of color in a rainbow, or from a light passing through a prism.

• Spectrum
• Space
• Prism
• Refraction

The distance between one peak and the next in a wave

• Transpartent
• Scattering
• Wavelength
• Waste Pro

The term for any wave that hits a surface and bounces off

• Transparent
• Translucent
• Refraction
• Reflection

Transfer of energy when a wave disappears into a surface

• Transparent
• Refraction
• Reflection
• Absorption

Allows most light through

• eflection
• Refraction
• Translucent
• Transparent

The number of vibrations a wave makes in a given amount of time is a 

• Absorption
• Medium
• Frequency
• Photon

A substance through which light travels.

• Wavelength
• Opaque
• Frequency
• Medium

Why does an apple appear red?

• All colors are absorbed & none are reflected
• All colors are absorbed except for blue, which is reflected
• All colors are reflected and none are absorbed
• All colors are absorbed except for red, which is reflected