Are you Magnetic?
Our white board?
Yes!
What is the word that describes when magnets pull toward each other?
attract
All magnetic things must contain _________.
iron
How can a magnet help you?
We use them in all sorts of things from computers and ipads, to cell phones, to credit cards!
Which is NOT a use for magnets? A. separating iron from other magnets B. keeping cabinets doors closed C. hanging objects on the refrigerator D. storing information in computers
D.
A penny?
NO!
What is the word that describes when magnets push away from each other?
Repel
Magnets have two ends, called ___________.
poles
What makes the magnets move when another magnet is close?
The magnetic field
You glue a small magnet to a box lid and another to the edge of the box. The lid pops back open every time you close it. What can you infer about the two magnets?
They have like poles facing each other, like north to north or south and south.
A paper clip?
Oh yeah!
If I put the north pole of one magnet towards the south pole of another magnet what will happen?
They will be attracted to one another.
What is a magnet attracted to?
Metal that contains iron.
Can a magnet move objects without actually touching them?
Yes! As long as they are in the magnetic field.
Picking Up Paper Clips:
Magnet A picked up 4 paper clips. Magnet B picked up 7 paper clips. Magnet C picked up 5 paper clips. Which magnet is the strongest?
Magnet B, it could pick up the most paper clips.
A piece of paper?
No way!
If I put the south pole of one magnet toward the south pole of another magnet what will happen?
They will repel or push away from each other.
What do you call a machine that uses a magnet to make electricity?
generator
How is the Earth like a magnet?
It has electric currents flowing through it just like a magnet!
Magnet A picks up six paper clips. Magnet B picks up eight paper clips. What conclusion can you draw?
Magnet B has a larger magnetic force.
A car?
Depends on where you put the magnet!
Outside on the metal-YES!
Inside on the cloth seat or glass, NO!
Ted and Fred find two magnets that attract each other. Each boy holds one in the air facing the other. They let go and the magnets move towards each other in the air. They take 4 steps back and do the same thing. This time the magnet falls to the floor. Why?
The magnetic field wasn't that big or strong.
Name one object that is naturally magnetic.
Earth!
What tool can we use to find our way on Earth?
As hard as Jack tries, he can't get two horseshoe magnets to stick together. What could he do to get them to attract?
Flip one around so that the opposite poles are attracted to one another.