A coil of wire that has a soft iron core and that acts as a magnet when an electric current is in the coil is called a(n)

Air rushes into your lungs when you inhale because

How does a ramp make lifting a heavy object easier?

Your house is an example of what type of circuit?

Mendeleev arranged the elements by

Who first discovered naturally occuring magnetic rock?

When two or more elements join together chemically,

Which part of the atom has a positive charge?

When you wind a rubber band on a toy airplane what type of energy does the rubber band have?

If a tennis bal, a solid rubber ball, and a solid steel ball were dropped at the same time from the same height with no air resistance, which would hit the ground first?

What do you call the energy of motion?

Greg applies a force of 100 N to move a box 5 meters. How much work did he do?

A book weighs 6 N. If the acceleration of gravity is 9.8 m/s/s what is the mass of the book in kilograms?

A construction worker is lifting a load of bricks onto a truck. He does 200 J of work in 40 seconds. What is his power output?

What is the voltage if the current is 4 A and the resistance is 10 ohms?

What is a device that makes work easier by changing the size or direction of the force?

What is the SI unit for pressure?

When a fluid flows from area A to area B, area A is an area of greater

When acids and bases come in contact with each other, they

If a spoonful of salt is mixed in a glass of water, what is the water called?

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