Unit 1
unit 2
unit 3
unit 4
100

+

what type of charge does a proton have?

100

water boiling 

what is a physical change 

100

object stays still or same speed

What is balanced Force?

100

need it for hurricanes

what is warm water 

200

neutral

 what type charge does a neutron have?

200

 Cracking an egg

what is a physical change?

200

object changes speed and direction 

what is unbalance force  

200

not need it for hurricane 

cold water 

300

 -

what type of charge does an electron have  ?

300

rusted bicycle chain

what is a chemical change 

300

push or a pull 

what is a force 

300

hot air rise cold air sinks 

convection currents 
400

5

what is the atomic number of the atom in the diagram?

400

baking a cake 

what is a chemical change 

400

the overall force 

what is net force

400

cold dense push air out the way

what is a cold front  

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