Chemistry

Idea that matter cannot be created nor destroyed

• Rutheford's Rule

• Mendeleev's Mandate

• Law of Conservation of Matter

• The Periodic Law

Person that wrote the Law of Conservation of Matter/Mass

• Antione Lavoisier

• Democritus

• JJ Thomson

• Dmitri Mendeleev

The science that seeks to understand what matter does

by studying what atoms and molecules do.

Virtually everything around you is

composed of chemicals.

• True

• False

The ______ are bound together to form several different types of molecules.

The characteristics of carbon dioxide molecules make carbon dioxide a _____ at room temperature.

• solid

• liquid

• gas

The characteristics of water molecules make water a ________ at room temperature.

• solid

• liquid

• gas

Testing a hypothesis often involves a(n):

• answer

• experiment

• problem

• safety check

What is a hypothesis?

• A hypothesis is the right answer to an experiment.

• A hypothesis is the wrong answer to an experiment.

• A hypothesis is an educated guess.

• I don't know.

What is the first step in the scientific method?

• Ask a question

• Conclusion

• No Horse Play

• Observe