Magnets
What is the strongest parts of the magnet?
The poles
What is Kinetic Energy?
Kinetic energy is the energy of motion
What is Newtons first law?
An object at rest will stay at rest unless an unbalanced force is applied to it.
What is the weakest point in a magnet?
The center
What is potential energy?
Potential energy is the energy that something can potentially have.
What is Newtons 2nd law?
F=ma
What happens when opposite poles of a magnet come together?
They repel
Does a parked semi truck or a parked car have more potential energy?
A parked semi truck
What is Newton's third law?
Every action will have an equal and opposite reaction.
What are the poles of a magnet?
North and south
A car going 10 mph
A apple that has a mass of 5kg is rolling down a hill at 5 mph. How much force does it have?
25 newtons.
How do we know if something is magnetic?
If the domains line up
What is Kinetic energy dependent on?
Mass and speed.
Which law is known as Newton's law of inertia?
Newton's first law.