Types of energy
Energy transformations
Heat and temperature
Chemical energy
Rate of reaction
100
Define energy
What is the ability to cause change.
100
As a ball falls its potential energy changes to what kind of energy?
What is kinetic energy
100
What is the measurement of average kinetic energy in a substance?
What is temperature
100
Where is energy stored in a molecule?
What is chemical bonds
100
How does heating up a reaction change the rate of reaction?
What is speeds up?
200
What kind of energy is stored due to position?
What is potential energy
200
What kind of energy does a roller coaster have at the top of a hill?
What is potential
200
What is the transfer of energy due to a difference of temperature?
What is heat
200
How can you release energy from chemical reactions?
What is form bonds
200
Why do particles move faster when heated
What is they have more kinetic energy
300
Energy that is in a moving bus.
What is kinetic
300
Materials that transfer heat easily are called
What is conductors
300
Which type of heat transfer is moving through waves?
What is radiation
300
Which type of chemical reaction releases more energy than it takes in?
What is exothermic
300
What is a substance that speeds up a reaction but is not used up in the reaction?
What is a catalyst
400
Name one way to increase potential energy
What is increase height
400
Wood, rubber, fabric are examples that do not transfer energy well are called
What is insulators
400
What transfers heat from hot to cold?
What is convection
400
Compare and contrast exothermic and exothermic reactions
What is exo gives off heat endo takes in heat and cools off
400
How can you slow down a reaction?
What is cool down
500
Name 2 ways to increase kinetic energy
What is increase mass or speed
500
As a ball is falling describe how the potential energy and kinetic energy change
What is potential decreases, kinetic increases
500
What movement of heat helps heat your house by moving air from hot to cold?
What is convection.
500
Give 3 examples of exothermic reactions?
What is burning stuff, explosions, liver, potato and yeast with hydrogen peroxide
500
Name 3 ways to change the rate of reaction
What is heat up, cool down add catalyst
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