1
The ability to do work.
What is energy?
Natural metals that can be pulled by magnets.
What is iron, cobalt, and nickel?
An ancient machine that turns on an axle.
What is a wheel?
A force that works against motion.
What is friction?
Name something that can easily change to the 3 different states of matter?
What is water, steam, ice?
Push or pull of an object to move.
What is force?
Magnets have two opposite sides.
What are north and south poles?
A ramp is this type of machine.
What is an inclined plane?
Everything around us is made of this and can be found in three states?
What is matter?
Shoes rubbing on a door mat is an example of?
What is friction?
The pull of the earth.
What is gravity?
Opposite poles pull together.
What is attract?
A heavy load can be lifted and lowered using the power of a wheel with a cord and grooves that the wheel rests on.
What is a pulley?
What is solid, gas, and liquid?
The fulcrum is a part of what machine?
What is a lever?
Made of natural material called Magnetite.
What are magnets?
Like poles push away.
What is repel?
This machine acts as a seesaw and also can be used to lift heavy things.
What is a lever?
Milk, oil, water are all what?
What is liquid?
What makes a windmill work?
What is heat energy?
Another name for the pull of natural metals to magnets.
What is magnetic?
These make it so things are easier to move large or heavy objects using less effort.
Machines
This is why an object cannot stop on it's own and needs something outside of itself to stop it.
What is inertia?
Helium, oxygen, carbon dioxide?
What is a gas?
What is used to cook an egg?
Heat energy?