WorksheetsMagnets and electromagnet
Total questions: 12
Worksheet time: 10mins
What's the name of the natural magnet?
(a)
Where does the word “ magnet” comes from?
The name of the shepherd
The name of the metal
The name of the place in which magnet was discovered
What's the working principle of the vehicle?
(a)
A
B
C
Which one is not true?
Magnets can attract cobalt, nickels, iron
To induce a magnetism on a steel bar, it is enough to attach to a magnet.
To demagnetize a magnet, you can place it into ac current
No one above
You see two objects in the picture which one is magnetized?
(a)
Which point is north pole?
A
B
Looking at the field lines in this picture, these two magnets are ________
Attracting
Repelling
Attracting and Repelling
Doing nothing
What will the magnets in the picture do?
Attract each other
Repel each other
Both attract and repel
Neither attract nor repel
Permanent magnets are made out of which materials?
Cobalt, Nickel, and Iron
Copper, Chromium, and Cobalt
Gold, Silver, and Platinum
Copper, Nickel, and Iron
What causes the magnetosphere?
The movement of liquid iron in the centre of the Earth
The movement of liquid copper in the centre of the Earth.
The movement of liquid steel in the centre of the Earth.
What causes the light in the picture? '
The lightning
Meteors hitting the atmosphere
Solar winds deflecting by magnetosphere
