Mechanical Energy
The ability to do work or cause change
What is energy?
The unit used for measuring energy
What are Joules? (alt: What is a Joule?)
The transfer of thermal energy
What is heat?
A material that contains stored potential energy
What is a fuel?
Anything that has mass and takes up space
What is matter?
The transfer of energy
What is work?
The energy of electric charges
What is electrical energy
The average kinetic energy of a group of atoms
What is temperature?
The process of burning fuel to release its stored energy
What is combustion?
A material that transfers thermal energy well
What is a conductor?
What is gravitational potential energy?
All the energy inside a group of atoms (a combination of the atoms' average kinetic energy and their position within the group)
What is thermal energy?
Thermal energy transferred by movements within a fluid
What is convection?
What is chemical energy?
What is a fluid?
Energy stored due to stretching or compression
What is elastic potential energy?
The energy of bonds between atoms and molecules
What is chemical energy?
-273 degrees Celsius is the basis for this temperature scale
What is the Kelvin scale?
The ultimate source of all energy on Earth
What is the sun?
The transfer of thermal energy by electromagnetic waves
What is radiation?
Work done over time
What is power?
The only kind of energy to move in waves
What is electromagnetic energy?
The amount of energy required to raise one kilogram of a substance by one degree Kelvin
What is specific heat?
This machine has blades on an axis and helps convert thermal energy into mechanical energy
What is a turbine?
A kind of thermal energy that goes against motion, slowing objects down
What is friction?