Types of Forces
A force can be described as this...
A push or a pull
This law states that an object at rest tends to stay at rest, and an object in motion tends to stay in motion unless acted upon by an unbalanced force.
Newton's First Law of Motion
How is energy defined?
The ability to do work or produce heat
Thermal (heat) energy is ....
Energy of the motion of molecules (friction)
If forces are ___________ , then motion will occur
Unbalanced or unequal
This is a force of attraction between any two masses; draws objects towards the center of Earth
Force of Gravity
Newton’s First Law of Motion is also known as the.....
Law of Inertia
Energy of composition or position of an object is....
Potential Energy
Chemical energy is....
If forces are _________ , then no motion will occur
Balanced or equal
This is the force that opposes the motion between two surfaces that touch
Force of friction
This law states.... “the force acting on an object is equal to the mass of that object times its acceleration.”
Newton's Second Law of Motion
Energy of motion is...
Kinetic Energy
Radiation (light) energy is....
Energy related to movement of light, electromagnetic waves, or particles. For example visible light, x-rays, and sunshine.
The total amount of force acting on an object is known as....
Net Force
This is the support force exerted upon an object that is in contact with another stable object.
Normal Force
The equation used for Newton's Second Law of Motion is....
F = ma
A baseball thrown by a pitcher is an example of....
Kinetic energy
This is the energy of the movement of electrons....
Electrical Energy
When forces act together, the forces applied are _______
Added
This describes the forces that are in opposition to the relative motion of an object as it passes through the air
Force of Air Resistance
This Law states ... “For every action there is an equal and opposite reaction.”
Newton's Third Law of Motion
What does the Law of Conservation of Energy state?
Energy cannot be created nor destroyed
Energy stored inside the nucleus of an atom is....
Nuclear Energy
When forces act against each other, or in opposite directions, the forces applied are ______--
Subtracted