Waves Unit Quiz

Which type of energy move in waves. Select MORE than one, but LESS than three.

• Sound
• Chemical
• Mechanical
• Light

Waves transfer ________ from one place to another. YOU MUST SPELL IT CORRECTLY! (Hint: look in the previous question for spelling.)

Light is energy we can _________. (ONE WORD)

__________ code uses a series of short and long sounds (dots and dashes) to represent letters.

• Morse
• Binary
• Analog
• Digital

List 3 objects in the classroom that reflect a lot of light.

List 3 objects in the classroom that DO NOT reflect a lot of light.

Why is it difficult to see objects in the dark?

• There is no light bouncing off objects.
• Light is hitting objects
• The wavelengths are not straight.
• Light waves are passing through transparent ojects

____________ is the bending of light as it moves through different media.

• Reflection
• Refraction
• Transparent
• Translucent

Funhouse mirrors work because of refraction.

• True
• False

Traffic signals use ____________ waves and energy to tell drivers how to move through intersections.

• Sound
• Light
• Wavelength
• Amplitude