Forces and Friction
Name a type of surface that would create a lot of friction.
Rough surface
The force that pulls magnets toward each other or pushes them away is called…
Magnet force / Magnetism
All metals are magnetic. True or False?
False
A magnet’s north pole will ______ a south pole.
Attract
This part of science helps cars and bikes to stop safely.
Friction
This type of surface creates less friction and is easier for objects to slide over.
Smooth surface
The two ends of a magnet are called…
North and south poles
Name three materials that are non-magnetic.
Wood / Plastic / Glass / Rubber / Fabric / Paper
This action describes what a magnet does to a metal object.
Attract them
A scientist named William Gilbert studied these objects that can attract or repel each other.
Magnets
Friction is a force that can make things move faster. True or False?
False
What do magnets attract?
Metals
Which of these is magnetic: iron or aluminum?
Iron
A magnet’s north pole will ______ a north pole.
Long ago, people used these objects to help find their way while traveling.
Compassess
What tool do we use to measure force?
Forcemeter / Newton meter
What will happen if you try to push the same poles of two magnets together?
They will repel each other
Is a steel paper clip magnetic or non-magnetic?
Magnetic
Name a force that acts between two surfaces when they rub against each other.
Friction
True or False? Ancient Egyptians used friction in their construction techniques.
True
What is the unit used to measure force?
Newtons
What does it mean if a material is magnetic?
It means the material is attracted to a magnet.
Magnets do not attract this type of material.
Non-metal
Which action, push or pull, is needed to move a magnet closer to metal?
Pull
Ancient farmers used magnets to help protect animals by removing small metal pieces from the digestive system. What animal was this technique used for?
Cows