vocab
Push or pull
What is a force?
Inertia
What is newton's first law of motion?
A ball will remain still until someone kicks it
Newtons first law
a region of space in which a certain force exists
All object's that have ____________ are pulled toward eav=
Mass
the rate of an object's motion, measured in distance per time
What is speed?
An object at rest wants to remain at rest and an object in motion wants to remain in motion UNLESS _______________________________
An unbalanced force acts upon it
A swimmer pushes off the pool wall to go faster
Newtons 3rd law
Name 3 types of fields
Gravity, electric, magnetic
The first scientist to prove the existance of gravity
Newton
the change in an object's position over time
What is motion?
Force = Mass x Acceleration
What is Newton's second law of motion?
A cart full of groceries is harder to push than an empty cart
Newtons 2nd law
A measure of gravity
What is weight?
The process of changing an object's speed
What is acceleration?
Every action has an ___________________________________________________________________________________.
Equal and opposite reaction
You are pushed into the seatbelt when the car comes to a quick stop
Newtons 1st law
The shape of an object can affect its acceleration to the ground
air resistance
The amount of matter inside something
What is mass?
Objects with more mass will resist motion more. This is called ...
Inertial mass
Our soda can water engine was an example of
Newtons 3rd law
What is a way we can use Earth's magnetic field for directions?
Compass
More mass =
More gravity