Kinetic Energy
The relationship of Kinetic energy is when _____ increases.
Speed, velocity.
Stored energy is also known as _____.
Gravitational energy depends on what?
height and mass
What is thermal energy?
The amount of internal heat an object can produce due to the motion and collision of its atoms
What is the symbol for the element Carbon?
C
Kinetic energy is the energy an object has due to its _____.
Where would a roller coaster car have the most potential energy?
At the top
True or False... A roller coaster slows down because its energy disappears
false
List 1 of the 3 types of heat transfer
conduction, convection, radiation
The center of an atom
Nucleus
If the mass of an object was doubled, what happens to its kinetic energy?
It also doubles
Can energy be created or destroyed
No
Describe an energy conversion
One type of energy being converted into another type of energy. (i.e. potential to kinetic)
What happens to particles as they heat up?
They speed up
How is Density calculated?
mass/volume
Name two forms of kinetic energy
sound, thermal
Potential energy is the energy an object has based on ______
Position
What is the main source of energy for Earth?
The Sun
The measure of the average kinetic energy of all the particles within an object is called ________.
Temperature
Will an object have the same mass on Earth as the Moon?
Yes
Describe an energy transfer
Energy moving from one object into another object
Name two types of potential energy
Elastic, gravitational
If a car is rolling naturally downhill without the engine running, what energy transfer is happening?
Gravitational to kinetic
What happens to materials as they heat up?
They expand.
What are the two sides to a chemical reaction
reactants and products (old stuff, new stuff)