Y8: Magnetic Fields + Electromagnets

Y8: Magnetic Fields + Electromagnets
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Slide 1: Slide
PhysicsLower Secondary (Key Stage 3)

This lesson contains 31 slides, with interactive quizzes, text slides and 1 video.

time-iconLesson duration is: 40 min

Items in this lesson

Y8: Magnetic Fields + Electromagnets

Slide 1 - Slide

Contact Forces
Non-contact Forces
Friction
Thrust
Weight
Gravity
Drag
Magnetism
Tension
Air resistance
Electrostatic
Upthrust

Slide 2 - Drag question

A North pole and a North pole will...
A
Attract
B
Repel

Slide 3 - Quiz

A North pole and a South pole will...
A
Attract
B
Repel

Slide 4 - Quiz

Magnetic field lines always run from North to South.
A
True
B
False

Slide 5 - Quiz

Where is a magnetic field strongest? How can you tell on a diagram?

Slide 6 - Open question

Label the poles.
North
South

Slide 7 - Drag question

Label the poles.
North
South

Slide 8 - Drag question

Label the poles.
North
South

Slide 9 - Drag question

Label the poles.
North
South
North
South

Slide 10 - Drag question

Where is the magnetic field strongest?

Slide 11 - Drag question

Where is the magnetic field strongest?

Slide 12 - Drag question

Where is the magnetic field strongest?

Slide 13 - Drag question

Where is the magnetic field weakest?

Slide 14 - Drag question

Where is the magnetic field weakest?

Slide 15 - Drag question

Where is the magnetic field weakest?

Slide 16 - Drag question

Slide 17 - Video

Where will the current be strongest?
What would happen if the direction of the current was reversed?

Slide 18 - Slide

Slide 19 - Slide

Slide 20 - Slide

Slide 21 - Slide

Which letter shows a solenoid?
A
A
B
B
C
C
D
D

Slide 22 - Quiz

Which image correctly shows the magnetic field when the current is on?
A
A
B
B
C
C
D
D

Slide 23 - Quiz

Which image correctly shows the magnetic field when the current is off?
A
A
B
B
C
C
D
D

Slide 24 - Quiz

Slide 25 - Slide

Which electromagnetic field will be the strongest?
A
A
B
B
C
C
D
D

Slide 26 - Quiz

Which electromagnet will be the strongest?
A
A
B
B
C
C
D
D

Slide 27 - Quiz

Which electromagnetic field will be the weakest?
A
A
B
B
C
C
D
D

Slide 28 - Quiz

Which electromagnetic field will be the strongest?
A
A
B
B
C
C
D
D

Slide 29 - Quiz

Slide 30 - Slide

Give 3 ways to increase the strength of an electromagnet.

Slide 31 - Open question