particle model
bath bomb reaction
historical discoveries and experiments
properties
science knowledge from 7.1
100

the three states of matter

what are solid, liquid, and gas?

100

this creates bubbles & colors the water a different color when combined with it

What is a bath bomb? 

100

When John Dalton heated water, he produced these

What are bubbles?

100

a characteristic that does not change for a substance

what is a property?

100

the tool you use to measure volume

What is a graduated cylinder? 

200

the name for the smallest piece of matter that cannot be divided or destroyed

What is an atom?

200

this did not change in a closed system, but decreased in an open system

What is mass?

200

the identity of the mystery substance created when boiling water

What is water vapor?

200

the density of the bath bomb gas compared to air 

what is more dense?

200

the tool you use to measure mass

What is a scale?

300

the name for one or more atoms bonded together

What is a molecule?

300

the two ingredients that reacted to produce the reaction

What are citric acid and baking soda?

300

the identities of the mystery substances produced by running electricity through water

what are hydrogen and oxygen?

300

the flammability of the bath bomb gas

What is non-flammable?

300

more dense things do this; less dense things do this

What is sink;float?

400

Everything in the universe are made of these

What are particles/atoms/molecules?

400

The bath bomb gas cannot be baking soda, citric acid, or water for this reason

What is state of matter at room temperature (or boiling point) is a property?

400

the four main gases in the atmosphere

What are oxygen, nitrogen, carbon dioxide, and water vapor?

400
the mathematical formula for density

What is mass divided by volume?

400

the law of conservation of matter states that matter cannot do this (2 things)

What is be created or destroyed?

500

the fourth state of matter (most energy)

What is plasma?

500

the three gases that the bath bomb gas could be

What are nitrogen, carbon dioxide, and argon?

500

a substance's properties are due to these

What are its particles?

500
As mass increases, this is what happens to volume

What is increases?

500
a reaction that involves running an electric current through water; produces hydrogen and oxygen

what is electrolysis?