Science Revision

What is the definition of a light source?

• An object that emits light.

• The sun

• A dark object

Which option is an example of a light source?

• Moon

• Sun

• River

Which is not an example of a light source?

• Cellphone

• Fireworks

• Stars

• Mirror

What is the correct definition for translucent?

• Means that you can sort of see through an object.

• Means that you cannot see directly through it,

• Means that you can clearly see through it

What is the correct definition for opaque?

• Means that you can sort of see through an object.

• Means that you cannot see directly through it.

• Means that you can clearly see through it

What is the correct definition for Transparent?

• Means that you can sort of see through an object.

• Means that you cannot see directly through it.

• Means that you can clearly see through it

What is darkness?

How does light travel?

• It travels in a wavy line

• It travels in a straight line.

What does reflect mean?

• To evaporate off of an object

• To bounce off of an object

How is a shadow formed?