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unit 4
100

 dependent variable.

what is on the y vertical axis?

100

Rusted bicycle chain

what is Chemical changed?

100

a tendency to do nothing or remain unchanged.

what is Itnertia?

100

Needed for hurricanes

what is warm ocean water?

200

refers to the way a metals surface reflects light 

what is Luster?

200

cracking an egg

what is physical change?

200

An object at rest tends to stay at rest unless a force is acted on it.

what is Newtons first law?

200

radiation heats the earths surfaces.

what is solar?

300

refers to the way most metals can be stretched into wires.

what is Ductile?

300

a representation of a substance in which the subscripts are represented by here chemical symbols.

what is Chemical Formula?

300

A push or pull that causes an object to move.

what is force?

300

Air touching the earths surface becomes less dense.

what is Conduction?

400

the tendency of a material to fracture under a small force

what is Brittle? 

400

represents the number of atoms of the element.

what is number of atoms?

400

the object stays still or keeps moving a the same speed.

what is Balanced forces?

400

cool air masses becomes more dense and sinks.

what is high pressure?