Starter quiz
- Which of these objects are metal?
- bicycle chain ✓
- tree trunk
- toy building bricks
- kitchen foil ✓
- Match the material to the property.
- play dough⇔squashable ✓
- glass⇔transparent ✓
- metal⇔shiny ✓
- What is the word for a force that moves an object further away?
- 'push' ✓
- Match the type of force to the activity.
- ringing a doorbell⇔push ✓
- opening a drawer⇔pull ✓
- turning a bike pedal⇔push ✓
- a tug of war competition⇔pull ✓
- When do contact forces take place?
- when objects are close together but not touching each other
- when objects are touching each other ✓
- when objects are a long way apart
-
- Which of these can forces do?
- make something start moving ✓
- make something change material
- make something stop moving ✓
- make something change direction ✓
-
Exit quiz
- Which material are all magnets made from?
- plastic
- glass
- metal ✓
- wood
-
- Are all metals magnets?
- 'No' ✓
- If an object is attracted to a magnet due to magnetic force, what does it do?
- stay in the same place
- move towards to the magnet ✓
- move away from the magnet
- move around the magnet
-
- Name this rock which is a natural magnet.
- 'lodestone' ✓
- According to the ancient tale, why did Magnes the shepherd’s shoes stick to the rock?
- the rock was lodestone which is a sticky rock
- his shoes had nails in them which were sticky
- the rock was was lodestone which attracted the nails in his shoes ✓
-
- Magnetic force has helped people to build useful things. According to the ancient tale, why did the Chinese emperor make his palace gates from lodestone?
- he thought the smell of lodestone would scare off his enemies
- he thought the lodestone would attract the metal armour of his enemies ✓
- he thought the lodestone was too strong for his enemies to break down
-
Worksheet
Loading worksheet ...
Presentation
Loading presentation ...
Lesson Details
Key learning points
- A magnet is a metal that attracts some other metals
- Not all metals are magnets, but all magnets are metallic
- Magnetic forces are forces caused by magnets
- Magnetic force was first discovered by people in ancient civilisations, when they observed a mineral called lodestone
- People have made discoveries about magnets, and used magnetic force to build and invent useful things
Common misconception
All metals and silver coloured objects are magnetic and are attracted to a magnet.
Pupils test items in classroom and explicit explanation is given that magnets attract some, but not all metals.
Keywords
Magnet - Magnets are metals that attract some other metals.
Metal - Most metals are strong, hard and shiny materials. Some metals are magnetic.
Attract - To attract something is to make it move closer.
Magnetic force - Magnetic forces are forces caused by magnets.
Lodestone - Lodestone is a type of rock that is a natural magnet.
+