Elements and compounds

Matter is made up of atoms

• True

• False

Tags

NGSS.MS-PS1-1

------------are the basic units of matter

Tags

NGSS.MS-PS1-1

Atoms fit together with other ----------- to make up matter

Tags

NGSS.MS-PS1-1

Molecules are structures made up of only two atoms-

• True

• False

Tags

NGSS.MS-PS1-1

A compound is made up of different elements combined in a --------------proportion

• variable

• definite

A molecule of water has-----------and ------------ atoms

• two hydrogen and one oxygen

• one hydrogen and two oxygen

Tags

NGSS.MS-PS1-1

Different symbols are used for one element all over the world-

• True

• False

Mg is the symbol of -----------------------

• oxygen

• Manganese

• Magnesium

------------is the Latin name of potassium

The symbol of iron is-------------