Light and Sound Waves

What are the two types of wave?

• Transform & Longitudinal

• Transverse & Longitudinal

• Transform & Divergent

• Transverse & Latitudinal

What may happen to light that strikes an object? 

• The light may be reflected, refracted or absorbed.

• The light may be reflected, transmitted and refracted.

• The light may be refracted, absorbed and transmitted.

Which of the following is the best example of an object absorbing light?

• A black sweater in the sun.

• A clean window in the sun.

• A curved mirror in the sun.

• A long shadow in the sun.

The bouncing of light off an object is ....

• a mirror
• absorption
• reflection
• refraction

Light is Electromagnetic (EM) Radiation a kind of.....

• reflection
• energy
• heat
• matter

Which of these describes how light travels through an empty space?

• It travels straight but may change direction to avoid objects.
• It changes direction often even if there are no objects. 
• It comes to a stop after it travels a certain distance. 
• It travels in a straight line without stopping. 

What surface best reflects light?

• dull
• shiny
• rough

• course

This leaf will

• Reflect only green light

• Absorb green light

• Reflect red and blue light

• Reflect all but green light

Which has more energy than visible light?

• Microwaves

• Radio waves

• Infrared light

• Gamma rays

Which has less energy than visible light?

• Radio waves

• Gamma rays

• X-Rays

• UV light