Show:
Energy
Thermal
Thermal 2
Chemistry
Extra
100
An engine transfers chemical potential energy into this to move.
What is kinetic energy?
100
Thermal energy can be transformed from this form of energy.
What is any form of energy?
100
Interaction of surfaces cause friction which transforms energy into this.
What is thermal energy?
100
The number in a formula that indicates how many atoms of each element there are.
What is a subscript?
100
The total amount of energy in the universe remains constant.
What is "the law of conservation of energy?"
200
Shooting a basketball requires mechanical energy, also own as these two types of energy.
What is potential and kinetic energy?
200
Average kinetic energy increase as the temperature does this...
What is increases?
200
A campfire produces these energies.
What is thermal and radiant?
200
A change in state of matter.
What is a physical change?
200
In a chemical equation, formulas to the right of the arrow.
What are products?
300
A firework display uses several forms of energy, such as:
What are sound, light, heat?
300
The measure of the average kinetic energy of the particles in an object.
What is temperature?
300
In a chemical reaction, these rearrange and form new substances.
What are atoms?
300
In a chemical equation, formulas to the left of the arrow.
What are reactants?
400
Type of potential energy caused by stretching.
What is elastic potential energy?
400
The lowest possible temperature.
What is zero kelvin (0K)?
400
Difference in temperature causing the transfer of thermal energy.
What is heat?
400
Where most of the mass of an atom is found.
What is in its nucleus?
400
Property described by mass, measurements, or state of matter.
What is a physical property?
500
Non-renewable energy sources.
What are fossil fuels?
500
How most materials react when heated.
What is they expand?
500
Causes the liquid in a thermometer to rise.
What is expansion?
500
Speeding up a reaction by breaking the reactant into smaller pieces utilizes this factor.
What is surface area?
500
Three types of thermal energy transfer.
What are conduction, convection, and radiation?