What is Light?
Audrey,Courtney,Zoe,Jillian
Forms of Energy
Light is a form of energy and many more.They have the ability to cause a change. Exp. Electricity,sound,mechanical motion,heat
What people can see
People can see objects that are sources of light, or light an object can't see in darkness.
All about light bulbs
Light bulbs give off, or emit, light waves by changing electrical energy into light energy.
How light travles
Light waves travel nearly 300,000 kilometers per second.
Light from the sun reaches earth because light waves can travel through empty space
Quiz
How fast does light travel?
-300
-300,000
-30
How many forms of energy are there?
-4
-5
-7
How does the sun reach earth?
-because of empty space
-because it can
-i really don't know