physical or chemical
solid liquid or gas
atoms
Elements
Periodic Table
100

is crumpling paper physical or chemical change

Physical

100

has a lot of kenedic energy  

Gas

100

what charge does a proton have.

positive

100

what element is HE

Helium

100

what element is in period 1 group 1

Hydrogen

200

is burning fire physical or chemical change

Chemical

200

molecular structure vibrates

Solid

200

what element is salt

sodium

200

what element is AU

Gold

200

what element is in period 1 group 18

Helium

300

is chemical change reversible or non reversible

non reversible

300

molecular structure has a lot of room

Gas

300

what is a atom.

Basic unit of matter, smallest part of an element.

300

what element is O

Oxygen

300

what element is in period 7 group 1

Francium

400

is physical change reversible or non reversible

reversible

400

what molecular structure has some room.

Liquid

400

what is a element

A pure substance made of only one kind of atom.

400

what element is N

Nitrogen

400

what element is in period 4 group 10

Nickle

500

is roasting a marshmallow physical or chemical change 

Chemical

500

what is Jello 

Solid

500

what is a compound

A chemically bonded combination of 2 or more elements.

500

what element is AL

aluminum

500

what element is in period 3 group 1

sodium