Study your flashcards anywhere!
Download the official Cram app for free >
- Shuffle
Toggle OnToggle Off
- Alphabetize
Toggle OnToggle Off
- Front First
Toggle OnToggle Off
- Both Sides
Toggle OnToggle Off
- Read
Toggle OnToggle Off
How to study your flashcards.
Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key
Up/Down arrow keys: Flip the card between the front and back.down keyup key
H key: Show hint (3rd side).h key
A key: Read text to speech.a key
12 Cards in this Set
- Front
- Back
What is lodestone?
|
a rock that is a natural magnet
|
|
Magnetism
|
the force around a magnet
|
|
What happens when you put unlike poles of magnets near each other?
|
They will pull together.
|
|
Compass
|
a small magnet that can turn freely
|
|
What are the northern and southern lights?
|
They are charged particles from the sun that are pulled and pushed in a pattern in the sky near the earth's magnetic poles.
|
|
magnetic field
|
the space around a magnet where magnetism acts
|
|
Where is the magnetic field the strongest on a magnet?
|
At a magnet's poles
|
|
What happens when you put like poles of a magnet near each other?
|
They repel or push away from each other.
|
|
Magnet
|
anything that pulls iron, steel, and certain other metals to it.
|
|
What is another name for the northern lights?
|
aurora borealis
|
|
What are the poles on a magnet?
|
a place on a magnet whre magnetism is the strongest
|
|
How did the Chinese use lodestone thousands of years ago?
|
They discovered that if a lodestone swings freely, one end points north.
|