PE/KE
Where is KE a maximum in a falling object?
An object has the most kinetic energy when it reaches the ground.
What are the two different types of energy resources?
Renewable and Nonrenewable
What are the three types of thermal energy transfer?
Convection, Conduction, and Raditation
Where is PE a maximum in a falling object?
An object has the most potential energy when it is at its highest point.
What is an example of a non-renewable energy source.
Fossil fuels, coal, oil, natural gas
If two objects have the same temperature, does that mean they have the same thermal energy?
No
What are the factors that affect PE?
Height, mass, and gravitational field strength.
Can nuclear energy pose risks towards humans. True of False
True
What is the temperature at which all molecules stop moving?
Absolute Zero
What are the factors that affect KE?
Mass and speed affect KE?
Biomass, Solar energy, Geothermal energy, Hydropower, Wind energy, Tidal energy
How does the sun heat the Earth?
Through raditation
What are the 4 different types of potential energy?
Gravitational, elastic, electric, and chemical potential energy.
What is the main disadvantage of renewable energy?
Renewable energy is usually for expensive.
What type of material slows down the movement of heat energy?
Insulator