Force
What 2 things do all forces have?
Strength and direction
A ball thrown in the air has what type of energy?
Kinetic
If an object's position is changing, the object is in...?
Motion
Define Force
A push or pull
What is a force of resistance that can slow things down when they rub together?
Friction
Type of energy that creates heat?
Thermal
Energy we get from the earth is called?
Geothermal Energy
The energy an object possesses is defined as...
Kinetic Energy
An attractive force that pulls objects down?
Gravity
A ball at the top of a hill has what kind of energy?
Potential
True or false energy can be destroyed?
False
The unit of measure for the strength of Force
Newton
When playing tug of war and neither side moves, forces are...?
Balanced
What are the 2 types of mechanical energy?
Kinetic and Potential
Dropping a book on the floor uses what type of force?
Gravity (Gravitational)
The total amount of force acting on an object is called?
Net Force
Give an example of a contact force
Friction
Tension
Eating food and burning wood are examples of what type of energy?
Chemical
A place or object used to determine if something is in motion is called a...?
Reference Point
Define Potential Energy
Energy that is stored