Atoms
An atom is...
A basic building block of matter
Matter is...
Anything that has volume or mass
Force is...
A push or a pull
Energy is...
the ability to work
Friction is...
a force that opposes the motion of an object
Who discovered the Plum Pudding Model
JJ Thomson
Volume is...
how much space an object or substance takes up
Examples of forces
Magnetic Force, Electric Energy, Friction
Thermal energy
energy associated with temperture of an object
Which surface would exert the least amount of friction
Ice
What charge is a Proton
positively charged
Mass is...
the amount of stuff in an objects or substance
Non - Examples
Energy, Light, Velocity or speed
Light/Radiant energy
energy carried by light waves
What is a lubricant
a liquid that makes the surface smoother
What charge is Electrons
negatively charged
Examples of Matter
air, ice cube, living things
Characteristic of Force
All forces have magnitude or strength
Sound energy
energy carried by sound waves
What is air resistance
What charge is neutrons
neutral/not charged
Non - Examples of Matter
Heat(thermal energy), light, electricity
How does force result?
when two or more objects interact with each other
Chemical Energy
energy stored within bonds between atoms of matter
How does the direction of friction compare to the direction of motion
the direction of friction acts in the opposite direction of motion