Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

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

image

Play button

image

Play button

image

Progress

1/15

Click to flip

15 Cards in this Set

  • Front
  • Back
Electromagnet
magnet whose strength comes from electricity
Hypothesis
best guess about what will happen in an experiment
Experiment
test that confirms or disproves a hypothesis
Attract
to draw something toward a magnet
repel
to push away from something
fair test
experiment in which all parts are exacly the same except for one variable
compass
device that uses magnetic attraction to show direction
pole
north or south end of a magnet
A magnet (will or will not) attract an object that has any kind of metal in it
will not
Name the two poles of a magnet:
north pole & south pole
North poles atract ____ and south poles attract ____.
south poles; north poles
The number of magnets will _____ the magnetic charge.
increase
Which of the following materials would be attracted to a magnet: rubber band, brass pin, sliver of iron, steel nail, dollar bill, gold earring, penny, nickel, piece of aluminum foil, plastic comb
brass pin, sliver of iron, steel nail, piece of aluminum foil
Based on your experiments, two things magnets can do are:
repel; change the course of a compass
How do electromagnets work?
Electricity is magnetic and add magnetic material with the electricity to attract or repel.