Geomagnetism Pre-Quiz

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What is your Last name? *

What is your First name? *

What period are you in? *

1. Magnetic Field Lines ALWAYS point from a magnet's... *

1 pont

South Pole to North Pole

North Pole to South Pole

East Pole to West Pole

West Pole to East Pole

2. Scientists use magnetic field lines because... *

1 pont

you can't see a magnetic field, so it helps them visualize what they look like

they can use them to predict how magnetic forces work

it's fun to use them

To show how magnets can repel or attract each other

Kötelező

3. Magnets always attract other magnets *

1 pont

True, they always attract other magnets

Magnets only attract other magnets when like poles are facing each other

Magnets only attract other magnets when their north and south poles are facing opposite of each other

Magnets only attract other magnets if one is made out of metal

4. Select all the magnets that show repulsion *

1 pont

This magnet system

Kötelező

5. When magnets attract objects, it means that... *

1 pont

They push objects away from them after touching them

They pull objects towards them after touching them

They push objects away without having to touch them

They pull objects towards each other without having to touch them

6. When magnets repel objects, it means that... *

1 pont

They push objects away from them after touching them

They pull objects towards them after touching them

They push objects away without having to touch them

They pull objects towards each other without having to touch them

7. The strongest evidence comes from scientific tests that have ________ variable(s) *

1 pont

8. Select all that apply: Magnets can attract: *

1 pont

wood

cotton balls

other magnets

some metals

all the fine ladies and gentlemen

Kötelező

9. Compasses work because... *

1 pont

The magnetic needle is attracted to Earth's magnetic south pole (geographic South pole), so it always points north

The magnetic needle is attracted to Earth's magnetic south pole (geographic North pole), so it always points north

The magnetic needle is attracted to Earth's magnetic south pole (geographic South pole), so it always points South

The magnetic needle is attracted to Earth's magnetic North pole (geographic North pole), so it always points north

10. Select all that apply: Magnets always... *

1 pont

attract and repel other magnets depending on how they face each other

Attract or repel objects at a distance

Have to touch objects in order to attract or repel them

repel wood

Attract metals

Kötelező

11. Re-Write the Objectives in your own words. What are 2 actions you can take to meet the objectives? *

Küldés

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