Energy Vocabulary
The ability to do work or cause change.
What is energy?
Energy transform for a windmill to power for your house. (2 transformations)
What is mechanical to electrical?
The process by which heat or electricity is directly transmitted through a substance. Happens in SOLIDS!!
What is conduction?
Calculate the speed for a car that went a distance of 125 kilometers in 2 hours time. (S=d/t)
What is 62.5 kph?
The tendency of an object to resist a change in motion.
What is inertia?
Energy that moves.
Potential: stored energy, could do work but it isn't
Kinetic: moving energy
What is mechanical energy?
Energy transformation from a solar robot? (3 transfers)
The type of potential energy that is due to your position.
What is gravitational potential energy?
A bullet from a policeman’s handgun travels at 200 meters per second and has a mass of 0.02 kg.
What is 400 Joules?
The rate at which velocity changes.
What is acceleration?
Electro-magnetic radiation that can be seen with the human eye. Most of Earth's light energy comes form the sun.
What is radiant energy?
Energy transformation for a musical toy drummer. (2 transformations)
What is mechanical to sound?
The type of potential energy that is stored in the materials like spring and rubber.
The bullet has a mass of .02 kg and is 2 meters off the ground but not moving.
What is .39 Joules?
A person kicking a soccer ball.
What is Newton's first law?
Vibration or disturbance of matter.
What is sound energy?
Energy transformation for roasted a hot dog on a fire and eating the hot dog. (2 transformations)
What is thermal to chemical?
Force exerted on an object that causes it to move.
What is work?
A force of 100 newtons was necessary to lift a rock. A total of 150 joules of work was done. How far was the rock lifted? (W=f x d)
What is d=1.5 meters?
What is Newton's Third Law?
Energy stored in chemical bonds. Humans utilize chemical energy when we digest our food.
What is chemical energy?
Energy transformation to plugging in a lamp for light. (3 transfers)
What is electrical to radiant to thermal?
The distance an object travels per unit of time.
What is speed?
How much power is used if a force of 35 newtons is used to push a box a distance of 10 meters? (P=w/d)
What is 3.5 joules/watts?
A pitch going 98 miles per hour will go further than a pitch going 78 miles per hour.
What is Newton's second law?