Share Grade 3 Topic 2 Electricity and Magnetis
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Name the stages of water cycle.
evaporation,condensation , precipitation
What do you need to make an electromagnet?
a battery, a nail/screw/ wire
What does "predict" mean?
to say what happens in the future
What are non contact forces? Name 3
Gravity, magnetism, electricity
When you throw a ball is it a contact or non contact force?
contact
Whan the forces are equally strong are they balanced or unbalanced?
balanced
What is a "Net Force?
The sum of all forces acting on objects
When the object is moving are the forces balanced or unbalanced?
unbalanced
Is wood a conductor or an insulator?
an insulator
If the object has more positive charges what is its overall charge?
positive/ positively charched
+++ - - - - - What is the charge?
negative
What parts of a magnet are the strongest?
poles
What poles does a magnet have
North Pole and South Pole
What happens to the same poles of a magnet?
They repel
What happens to different poles of a magnet?
They attract
