Elements & Compounds Assessment

A combination of different elements joined together is called

• elements

• molecule

• compound

• atom

Tags

NGSS.MS-PS1-1

One small particle of an element is called an

• compound

• elements

• molecule

• atom

When two or more atoms are joined together, they make a

• molecule

• atom

• element

• compond

Tags

NGSS.MS-PS1-1

Scientist's know that everything in the universe that we can observe is made from

• atoms

• elements

• compounds

• molecules

Tags

NGSS.MS-PS1-1

What do you call a scientist who studies what all things in the universe that we can see are made from?

• geologist

• biologist

• chemist

Tags

NGSS.MS-PS1-1

What do scientist call symbols used to show compounds?

• chemical formulas

• chemical reactors

• math formulas

What is the chemical formula for water?

• C12H22Oh

• NaCl

• H2O

Tags

NGSS.MS-PS1-1

Which compound doesn't contain oxygen?

• C6H8O5

• NaOCl

• NH3

Which element is a gas at room temperature?

• hydrogen

• mercury

• tin

Which element is a liquid at room temperature?

• oxygen

• mercury

• compounds

Tags

NGSS.MS-PS1-4