Light Final Quiz

What is light?

• 
  Waves

• Energy we can hear

• Energy we can see

Which of these are examples of NATURAL sources of light?

• Sun

• Lamp

How does light travel?

• In a straight line

• In all directions

Which three things are needed for us to see? ***There are three answers.***

• 
  There must be a source of light

• Our eyes shoot light on an object

• The light reflects off an object.

• 
  The light hits our eyes

If an object allows all light to pass through it then it is...

• Transparent

• Translucent

• Opaque

An object that blocks all of the light from passing through is...

• Transparent

• Translucent

• Opaque

Your grandma has plants in her kitchen. They need lots of light! What type of windows should she have installed that will be best for her indoor garden?

• translucent windows

• transparent windows

• No windows, just walls

When light hits an object _______________

There is more than one correct answer

• The object can transmit light

• The object can absorb light

• The object can reflect light

• The object can refract light

Water can _______ light. This occurs because when light enters into a new material such as water or glass it slows down and bends .

• refract

• transmit

• absorb

• reflect

Reflective materials are __________ and ___________ .

Choose the best two answers

• smooth

• bumpy

• shiny

• dark