Download Integrated Science Name KEY______ Bill Nye – Magnetism Video

Integrated Science
Name _______________KEY_____________
Bill Nye – Magnetism Video Guide
1. Name three minerals (elements) that are magnetic. Circle the MOST common.
______IRON_______, _________NICKEL_____, ________COBALT_________
2. Electrons moving create _____ELECTRICITY________.
3. Where does Earth’s magnetic field come from?
THE SPINNING OF THE EARTH’S IRON/NICKEL CORE
4. Opposite poles of a magnet ___ATTRACT___, but Like poles of a magnet ___REPEL___.
5. If you break a magnet in pieces, each piece is ______ANOTHER MAGNET_____.
6. Using Magnets: Magnetic trains can go faster because they have less __FRICTION_.
7. The MRI was used to look for a ___TUMOR__ in a _____BRAIN___.
8. What happens to compasses surrounding a wire carrying electricity?
THE NEEDLES LINE UP IN A CIRCLE AROUND THE WIRE
9. When the spinning electrons in an iron domain line up, the iron becomes
__MAGNETIC___.
10. Magnetic or Not: Place a check (
) under the correct heading for each item.
X
Aluminum bike
X
Nickels and dimes
X
Iron weather vane
X
Steel
X
Sun
X
Moon
11. The Northern Lights are caused by charged particles from the SOLAR WIND
interacting with the Earth’s ___MAGNETIC FIELD
12. Which planet has a magnetic field 20,000 times stronger than Earth? __JUPITER__