Unit 1
the charge of a proton is
what is positive
a reaction that forms new products
What is a chemical reaction
an object at rest will remain at rest unless acted on by an unbalanced force
What is newtons 1st law of motion
cold air replaces warmer air at surface
what is a cold front
a charge of a electron is
what is negative
Matter changes for but not chemical identity
What is physical change
F=MxA
what is newtons 2nd law of motion
warm air replaces cool air at the surface
what is a warm front
the charge of a neutron is
what is neutral
changes from white to brown
what is color change
For every action there is a reaction
what is newtons 3rd law
front is stalled or marginally moves
what is a stationary front
electrons live in
what is electron cloud
wood changes to ash
what is chemical change
a push or pull
what is a force
cold front overtakes a cold front
what is a occluded front