Matter

Matter is defined as anything that has .............

• mass

• weight

• mass and volume

• mass and weight

What state of matter has the particles packed the MOST tightly together?

• solid

• liquid

• gas

• plasma

The smallest building unit of any matter is the .............

• particle

• molecule

• element

• atom

Water molecules are made up of 2 hydrogen atoms and 1 oxygen atom.

A water molecule is considered an example of a compound.

• True

• False

A piece of cork floats on water surface while an iron nail sinks in water.

The property responsible for this is the ...........

• weight

• mass

• density

• volume

Atoms consists of 3 basic parts: electrons, protons and neutrons.

• True

• False

Oxygen that we breathe is made up of 2 oxygen atoms.

Oxygen molecule is considered an element.

• True

• False

Gas is the only state of matter that doesn't have mass.

• True

• False

Usually atoms form ..........

• density

• molecules

• electrons

• volume

..............is the amount of matter an object has.

• mass

• atoms

• density

• property