Energy
What is energy?
The ability to do work or cause change
What is the source of energy for Earth?
The Sun
How does light travel?
How is temperature measured?
What makes ice melt ?
Heat energy
What are all 5 Forms of Energy?
Light, Sound, Heat, Electrical, and Mechanical
Heat energy is transferred from ______ object to a _____ object
warm object to a colder object
Mrs. Bartlett uses her flashlight to shine a light on a foam cup. She noticed that the light did not shine all the way through. Why does the light not appear on the other side of the cup?
Because of absorption/ the light being taken in. The cups absorbed some of the light
Ms. McCloud has a cup of water with a temperature of 32 degrees Fahrenheit.
Ms. Nolton has a cup of water with a temperature of 98 degrees Fahrenheit.
Whose cup of water is hotter?
Ms. Nolton's
What is a transparent object?
An object that allows everything to pass through
Ms. Nolton turns on the oven in her kitchen to cook. What forms of energy are produced?
Heat and Light
How can you produce heat energy with your body?
Rubbing hands together or running
Ms. Mccloud noticed that her straw appears broken/bent in her cup. What causes it?
Refraction
What is temperature?
The measure of how hot or cold something is.
What are three natural sources of light and heat?
Sun, Volcano, Lightning
What form of energy does a radio produce?
Sound energy
What type of energy does a moving baseball have?
Mechanical energy
What happens when we shine a light directly in the mirror?
The light is reflected and bounces back
A single bolt of lightning can generate a temperature of what?
54,000 degrees Fahrenheit
What happens when lightning strikes a tree?
It appears to explode in large chunks or it might catch on fire/burst into flames.
Name two forms of energy that are used or produced when you turn on a T.V.
Varies
Lucas was shuffling his feet on the carpet. When he went to touch his classmate, they felt a shock. What was the cause?
Static electricity
When the earth absorbs sunlight, it turns into what?
If you put a marshmallow over an open fire, what would happen?
The heat from the fire will transfer to the cold marshmallow (which causes it to melt)
What are 5 artificial sources of heat and light?
Varies