Forms of Energy
The ability to do work.
What is energy?
The movement of electrons which builds up a charge.
What is electrical energy?
The formula for calculating work.
What is: Work = Force x Distance
The simple machine used to increase speed at a skate park.
What is an incline plane?
When a force causes an object to move.
What is work?
Energy in motion.
What is kinetic energy?
Energy that is stored in chemicals and released when the molecules are broken apart.
What is chemical energy?
The formula for calculating power.
What is: Power = Work / Time
The simple machine used to help your Jell-O box cars move.
What is a wheel and axle?
A device made of 2 or more simple machines.
What is a compound machine?
Energy that is stored up.
What is potential energy?
Energy that moves in waves that cause vibrations in the eardrum.
What is sound energy?
The amount of work done by Joey, who pulled his brother on a sled in the snow at 200 N for 65 meters.
What is 13,000 Joules?
The simple machine used to decrease the amount of force needed to lift a heavy object.
What is a pulley?
Energy cannot be created or destroyed, but it can change forms.
What is the Law of Conservation of Energy?
Joules and Watts
What are the units for measuring work and power?
The RAPID movement of molecules in an object.
What is heat energy?
The amount of work done by Gertrude, who pushed a 57 N grocery cart 82 meters.
What is 4,674 Joules?
The 2 simple machines used in a fishing pole.
What are a lever and a wheel and axle?
What is power?
Energy that changes forms between potential and kinetic.
What is mechanical energy?
Energy that travels in waves.
What is radiant energy?
The amount of power done by Larry, who moved his 764 N couch 3 meters in 15 seconds.
What is 152.8 Watts?
The 3 simple machines used to work a pencil sharpener.
What are a wheel and axle, a screw, and a wedge?
The splitting of atoms to produce energy.
What is nuclear energy?