Definitions
What is constantly pulling on an object?
What is Gravity
If a pencil is sitting on a desk, what is stopping that pencil from falling into the core of the Earth?
What is Normal Force
Who discovered Gravity?
Who is Sir Isaac Newton
An Apple
A Push or a Pull on an object
What is Force
When multiple forces are acting on an object the combines force is called a...
Net Force
What does Newtons first law of motion state?
Objects at rest tend to stay at rest unless acted on by an outside force & Objects in motion tend to stay in motion unless acted upon by an outside force.
How many laws of motion are there?
3
An object tendency to resist change
What is Inertia
What happens in tug of war if the net forces are balanced?
Nothing because they cancel out.
What would you feel if your in a car at rest and than the car accelerates quickly.
A force on your back.
When was gravity discovered (hint: somewhere in the 1660's) ?
1665 or 1666
The resistance that an object feels when moving over
What is Friction
What invisible force will cause you to stop if you slide across your kitchen floor in your socks?
Friction
What would you feel if that same car came to a abrupt stop and you did not have your seatbelt on?
A force pushing you forward.
Where was Sir Isaac Newton when he discovered gravity?
His mothers garden