What is Einstein's equation that relates energy and mass? What is each variable?
What is E=mc^2, e=energy, m= mass, c= speed of light
200
Equation for kinetic energy
What is KE= 1/2 mv^2
200
Energy stored in chemical bonds
What is chemical energy
200
States that energy can neither be created nor destroyed
What is law of conservation of energy
200
Energy obtained from flowing water
What is hydroelectric
200
These are formed underground from the remains of once living organisms
What is fossil fuels
300
Equation for potential energy
What is PE= mgh
300
When this increases an object becomes warmer
What is thermal energy
300
In a pendulum, all energy is PE at what point, why?
What is highest point in swing b/c the object is temporarily motionless
300
Thermal energy beneath Earth's surface
What is geothermal energy
300
E=mc^2 means that energy and mass are ________
What is equivalent
400
Potential energy that depends upon and object's height
What is gravitational potential energy
400
Nuclear power plants are used to generate _______
What is electricity
400
At which point in a pendulum swing is KE the greatest
What is lowest point
400
Chemical energy stored in living things
What is biomass energy
400
Form of energy that travels through space in the form of waves
What is electromagnetic energy
500
Potential energy of an object that is stretched or compressed
What is elastic potential energy
500
The energy associated with electric charges
What is electrical energy
500
Explain the energy conversions in the pole vault
What is Running= KE, KE becomes elastic PE when pole is planted, Elastic PE becomes Gravitational PE when flying over the bar, Gravitational PE becomes PE when returning to the ground