heat
A measure of the average kinetic energy of the particles of a substance is its _____________
temperature
What are the two main types of energy?
potential and kinetic
What are the three ways heat is transferred?
Radiation, conduction, convection
Energy is the ability to do _______.
work
True or False, Power is the rate at which work is done
true
A measure of the average kinetic energy of the particles of a substance is its ____________
from a higher temperature to a lower temperature
Kinetic energy depends on
mass and speed
Temperature ______________________________ as average kinetic energy decreases.
decreases
Energy can be divided into two different categories, name them
renewable, and non-renewable
True or False, a nonmoving object has kinetic energy
False
What is the BEST insulator?
Metal
Anytime there is an energy conversion, some energy is always converted to _________________________ due to ___________________________.
thermal energy, friction
The total kinetic and potential energy of all particles in an object is called ___________________.
thermal energy
Potential, and kinetic
what is the conservation of energy?
energy that cannot be created or destroyed
The increase in volume of a substance due to an increase in temperature is ______________
thermal expansion
The burning of fossil fuels has increased the level of this gas in the atmosphere?
carbon dioxide
At ___________________________________________ particles (atoms & molecules) would have no kinetic energy (stop moving).
absolute 0
name all the types of earthly energy (there's six)
Light, heat, chemical, motion, potential, kinetic
eating food is an example of what energy transformation?
chemical energy
Approximately how much more energy does water need in comparison to air in order to increase its temperature.
4 times as much
Instead of turning on the heat in October, the family put extra blankets/comforters on the beds in the house. This is an example of?
Energy Conservation
___________________________ is the transfer of energy between objects that are at different temperatures.
Heat
According to the U.S. consumption by Energy Source in 2014, what was the most used type of fossil fuel?
petroleum
name the three types of fossil fuels (there's four)
Petroleum, Natural gas, coal, propane