A
A push or pull on an object.
Force
A force that pulls objects toward the Earth.
Gravity
The amount of matter in an object.
Mass
The force of gravity on an object.
Weight
A force that opposes motion.
Friction
How fast something is moving.
Speed
How far something travels.
Distance
How long something takes.
Time
What is the unit of force.
Newton
The ability to do work or cause change.
Energy
Energy of a moving object.
Kinetic Energy
Stored energy based on position.
Potential Energy
Change in velocity over time.
Acceleration
Speed in a given direction.
Velocity
Rate of doing work or transferring energy.
Power
Define Density or give formula
Mass per unit volume. M/V
This device is used to measure temperature.
thermometer
A material called which does not allow to flow electricity is called?
Insulator
What is Newton’s Third Law?
Every action has an equal and opposite reaction.
What is the energy stored in the fuels called ?
Chemical Energy
Light bends when it passes through different materials in this process.
refraction
Light bounces off a surface in this process. What is the process called?
reflection
Name two renewable sources of energy.
solar and wind energy
A material that allows electricity to flow through it.
conductor
The unit of resistance.
ohm