Magnets
Is iron a temporary magnet?
Yes
What is lightning?
A build up of electricity in the atmosphere
what is friction?
Friction Is a force acting between surfaces in contact
what are cells?
a basic unit of structure
why is cell division necessary?
to repair of damaged or dead cells
If two magnets are both facing the same side will they attract or repel?
Repel
What happens when you rub a balloon on your head?
Static electricity builds up
Who was Aristotle?
a greek philosopher
where does the reproduction of newer cells come` from?
older cells
where does the reproduction of newer cells come from?
older cells
what does earths magnetic force protect us from?
solar wind
Do atoms make up electricity?
Yes
Who experimented with friction?
Galileo
what happens too the two daughter cells at the end of cytokinesi?
two separate daughter cells are formed
what are the three steps in interphase?
growth->replication->and preparing for division
What happens when the north and south pole of a magnet meet
They attract
what happens when an electric charge can move?
electric current
who was the first to explain the force of gravity?
Isaac Newton
what is stage one of the cell cycle called?
interphase
in what order do the stages of cell division go in?
1: interphase 2:mitosis 3: cytokinesis
If you put two magnets together and they either attract or repel what force is acting on them?
The magnetic force
what are conductors?
metal or copper
What were Aristotle's ideas based on?
simple observation
how many stages are in a cell cycle?
3 stages are in the cell cycle
what is the function of a cell membrane
to protect the cell