Forms of Energy
What type of energy is stored in an object due to its position?
Potential Energy
What type of energy transformation occurs when a battery powers a flashlight?
Chemical to Electrical to Light Energy
A moving car has what type of energy?
Kinetic Energy
What type of energy transformation occurs in a wind turbine?
Kinetic Energy to Electrical Energy
What type of model is used to represent energy transformations in a system?
Energy Flow Diagram
What type of energy is associated with motion?
Kinetic Energy
A roller coaster at the top of a hill has mostly which type of energy?
Potential Energy
A compressed spring has what type of energy?
Potential Energy
What type of energy transformation occurs in a solar panel?
Light Energy to Electrical Energy
What diagram shows the changes between potential and kinetic energy in a roller coaster?
Energy Graph or Energy Bar Chart
What is the energy of heat transfer called?
Thermal Energy
When you rub your hands together to create warmth, what type of energy transformation occurs?
Kinetic Energy to Thermal Energy
If an object's speed doubles, what happens to its kinetic energy
It quadruples
A pendulum is swinging back and forth. At which point is its kinetic energy the greatest?
At the lowest point in its swing
In a pendulum swing, at what points does it have maximum potential energy?
At the highest points of the swing
What type of energy is stored in the bonds of molecules?
Chemical Energy
A stretched rubber band that snaps converts what energy forms?
Potential Energy to Kinetic Energy
What happens to the potential energy of an object as it falls?
It decreases while kinetic energy increases
Why do car brakes get hot when used frequently?
Kinetic Energy is converted into Thermal Energy
What type of graph could show the increase of thermal energy in an object over time?
Line Graph of Temperature vs. Time
What form of energy is carried by moving electrons?
Electrical Energy
What energy transformation occurs in a hydroelectric dam?
Potential Energy to Kinetic Energy to Electrical Energy
What factor affects both kinetic and potential energy?
Mass of the object
What energy transformation occurs in a nuclear power plant?
Nuclear Energy to Thermal Energy to Electrical Energy
What model best represents the transfer of thermal energy between substances?
Heat Transfer Diagram