Concepts
The place on a hill where there's the most kinetic energy.
What is the bottom of the hill?
An object cannot have U & K at the same time. (True or False)
What is FALSE?
Work increases when ____ or ____ increases.
What are force and displacement?
The energy in objects or particles when in motion.
What is kinetic energy?
The unit of force in physics
What is a Newton?
This type of energy is inversely proportional to kinetic energy.
What is potential energy?
Decreasing this variable can decrease power.
What is work, force, OR displacement?
When an object moves in the vertical direction, it changes this.
What is gravitational potential energy?
The type of energy that comes from the sun.
What is radiant energy?
The unit of scientific work
What is a Joule?
A cliff diver jumps into the ocean. These types of energy are involved.
What is gravitational potential energy and kinetic energy and work done by the water?
Power is the rate of ____.
What is work done on an object or what is the production of energy?
Force and displacement must have components in the ________ for work to be done.
What is "same direction?'
The type of energy due to moving electrons.
What is electrical energy?
The unit of energy in physics
What is a joule?
This stays constant throughout an object's movement down a hill.
What is total energy?
Increasing this variable can decrease power.
What is time?
This force can decrease the total amount of work done.
What is friction (or another non-conservative force)?
Energy stored in the nucleus of atoms.
What is nuclear energy?
The unit for power in physics
What is a Watt?
Total energy is represented by this mathematical expression.
What is kinetic plus potential energy? (What is total mechanical energy?)
The qualitative (in words) definition for the Law of Conservation of Energy.
What is "Energy cannot be created or destroyed, rather changed from one type of energy to another or from one object to another?"
This causes energy to be lost in a system.
What is a non-conservative force, such as friction or air resistance?
Your body converts ________ energy from food into ______ energy as body heat.
What is "chemical" and "thermal?"
The reason horsepower was invented
How to calculate how many horses an engine would replace?