What special colour absorbs almost all of the light that hits it?
Vantablack
What is a photon?
A very small, massless, packet of light energy
Does the moon make light?
NO!
B_____ light can damage our eyes.
Bright
We shouldn't look directly at the s____.
Sun
Powerful light sources are h_______ if we look directly at them.
harmful
What can't you do when there is no light?
See
300,000km/s
The speed of light
Name 2 ways people made light before electricity was discovered.
Candles and fire
What special object reflects almost all of the light that hits it?
A mirror
What massive fiery ball gives us lots of light?
The sun
We cannot make a shadow when it is d____.
Dark
When an object blocks light, what is created?
A shadow
What do we call the largest shadow on Earth?
Night
Which part of the electromagnetic spectrum can we see?
visible light
When light bounces off things, we say it re____ts.
Reflects
To see, does light need to *enter* or *exit* our eyes?
Enter