Chemistry: Mixtures

Air is a mixture of substances, including elements and _______

• compounds

• mixtures

• variables

• iron

Seawater is a mixture of water and _______

• salt

• hydrogen

• nitrogen

• sand

Salt and water, stones and rice, and sand and salad are all ________.

• compounds

• mixtures

• elements

• variables

Up to half of the world’s _______ is found in Bolivia.

• germanium

• calcium

• salt

• lithium

Orange juice is a mixture of _______.

• oranges

• variables

• compounds

• elements

T/F: Compounds cannot be separated.

• True

• False

T/F: Mixtures cannot be separated

• True

• False

T/F: Elements can be mixed together.

• True

• False

Seawater flows into large shallow ponds, called salt ponds.

• True

• False

It rains very little in Saudi Arabia, so about half of the drinking water comes from the sea.

• True

• False