Newtons Laws
Which of Newton's laws states "For every action there is an equal and opposite reaction?
3rd Law
A force is a _______ or a ________.
Push/Pull
The ends of a magnet are called its ____________.
Poles
The law of acceleration?
2nd
Name 1 real life use of an electromagnet
Answers Vary
Which of Newton's laws states "To move a more massive object you will need more force?"
2nd Law
The invisible area surrounding an object that can generate forces?
A field
A north pole and north pole will?
Repel
The Law of Inertia?
1st Law
Increasing the number of coils around an electromagnet will do what to its power?
Increase
Which of Newton's laws states "An object at rest will stay at rest until an outside force acts upon it?"
1st Law
True or False: Magnetic Forces decrease as distances get farther
True
A north and south pole will?
Attract
The law of action and reaction
3rd
True or False: An electromagnet will make a compass follow it if its close enough
True
Sir Issac Newton discovered which force when an apple fell near him?
Gravity
If the red team is pulling a rope with 20N East and the blue team 15N West, which way will the rope go?
East
If you cut/break a magnet in half, what will happen?
2 New magnets
When a car slams its breaks and you continue moving forward?
1st
Which has more gravity, Jupiter or the Earth?
Jupiter
What is the equation for newton's second law?
Force=Mass x Acceleration
The Earth has 2 Fields around it, what are they?
Magnetic and Gravitational
Name 2 Metals a magnet is attracted to?
Iron, Steel, Cobalt
When you hit a baseball with a bat and the baseball hits the bat?
3rd Law
Where on a magnet is it the strongest?
The poles