Section 6: Magnetism Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What do all magnets have?

A

A North and South Pole

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Where does the magnetic field flow?

A

From N to S

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Ferromagnetic materials

A

Iron, cobalt, nickel and steel

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What do magnets do?

A

Repel and attract other magnets

Attract magnetic substances (ferromagnetic materials)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What do magnetic field lines show?

A

The direction, force and strength of a magnetic field.

They always point from N to S

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Properties of magnetically hard materials

A

They are hard to magnetise and demagnetise

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Properties of magnetically soft materials

A

They are easy to magnetise and demagnetise

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Magnetic field around a bar magnet

A

Magnetic field strongest around the 2 poles.

The field is strongest where the lines are closest

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Draw magnetic field patterns around a single bar magnet

A

Check iPad

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Draw a magnetic field pattern around 2 bar magnets

A

Check iPad

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

How is a uniform magnetic field created using 2 bar magnets?

A

When they are placed side by side, with N by S . Their magnetic fields attract each other

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is an uniform magnet field?

A

When magnetic field lines are the same distance apart

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Electromagnetism

A

When a magnetic fields is created around a wire that has current running through it

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Describe experiments to investigate magnetic field patterns of

  1. a permanent bar magnet
  2. between 2 bar magnets
A
  • iron filings which will line up along the magnetic field as they are magnetic materials
  • compasses which will show that the lines go from north to south
How well did you know this?
1
Not at all
2
3
4
5
Perfectly