Glow in Nature
What do you call it when a living thing makes light?
Bioluminescence
What is Chemiluminescence?
Chemical reactions that cause light.
What is a group of stars called?
Constellations
Name one creature that creates its own light?
Jellyfish, fish, plankton, railroad worms, fireflies, etc
Give an example of chemiluminescence.
Glow sticks
How long does it take to reach a star?
100,000 years
What is one reason a creature may want to create light?
Escape predators, find a mate, signal for help, unknown!
How do glow sticks work?
There is one chemical inside a glass vial and another chemical outside. Break the glass and the 2 chemicals mix together.
Why does it look like stars move in the sky?
The rotation of the Earth on our axis.
What does the prefix Bio- mean?
Life!
What kind of light do we use to see light that is invisible to us?
Black light
Name two constellations.
Orion, Big Dipper, Little Dipper, Casseopia