Energy and Light Quiz

What is the definition of "energy"?

• A supply of power

• The energy that makes objects visible

• Not clear, blocking all light

• A type of food

What does "light" refer to?

• A supply of power

• The energy that makes objects visible

• Not clear, blocking all light

• A type of sound

What does "opaque" mean?

• A supply of power

• The energy that makes objects visible

• Not clear, blocking all light

• Transparent and clear

What does the word "reflect" mean?

• To throw back light, heat, or sound from a surface

• To bend light when it moves from one medium to another

• A dark shape made when light is blocked

• A starting place, where something comes from

What does the word "refract" mean?

• To throw back light, heat, or sound from a surface

• To bend light when it moves from one medium to another

• A dark shape made when light is blocked

• A starting place, where something comes from

What does the word "shadow" mean?

• To throw back light, heat, or sound from a surface

• To bend light when it moves from one medium to another

• A dark shape made when light is blocked

• A starting place, where something comes from

What does the word "source" mean?

• To throw back light, heat, or sound from a surface

• To bend light when it moves from one medium to another

• A dark shape made when light is blocked

• A starting place, where something comes from

What does "translucent" mean?

• Allowing some light (not all) to pass through

• Completely blocking light

• Reflecting all light

• Absorbing all light

What does "transparent" mean?

• Clear, see through, so light gets through

• Blocking all light

• Reflecting light

• Absorbing light

What is a "wave"?

• An amount of energy that moves in a rippling pattern like a wave

• A solid object that blocks light

• A type of sound

• A type of light