Burning a candle with a lighter
Chemical energy -> heat energy + light energy
polar opposite magnetic fields...
are attracted to one another
Energy that has the ability to fall; this type of energy increases the higher up you go.
Gravitational potential energy.
Energy is defined as _________.
The ability to do work.
Using a hot plate to boil water.
Electrical energy -> heat energy
Is metal a good conductor of heat or a good insulator?
Good conductor.
A hungry football player eating a large sandwich to use the food for energy.
Chemical energy -> mechanical energy
It's cold outside. Ms. Olsen wrapped a scarf and hat around her head. Ms. Olsen is attempting to...
insulate the heat of her body.
Using a solar-powered calculator.
Solar/radiant energy -> electrical energy
Name one way you can conserve energy in your home.
Energy efficient appliances, etc.
A person running down the sidewalk has this type of energy.
(Mechanical) kinetic energy.
DAILY DOUBLE: How does Newton's 3rd law of motion apply to the use of a trebuchet?
"for every action there is an equal and a=opposite reaction"
The potential energy held in the counterweight is equal to the force that projects the object once the counterweight is dropped
A solar panel on the roof of a building used to heat and cool the building.
Solar energy -> electrical energy
Name one way to prevent the heat from the sun from entering your house on a hot, summer day.
Solar screens on your windows, black-out curtains (closed).
DAILY TRIPLE!!!! A person that has just jumped from an airplane.
The person weighs 62kg
They are dropped at a height of 4,000 Meters
what is the gravitational acceleration (velocity) of the person at 4 seconds?
what is 1,822 m/s^2?
The sun is an example of this type of energy.
Heat AND/OR Radiant/Solar and/or Nuclear and/or Gravitational
List the Law of Conservation of Energy.
Energy can be not be created or destroyed.