Basic Concepts of Matter

____________ is the basic unit and building blocks of matter

• atom

• element

• molecule

• compound

The amount of space an object takes up is _______

• mass

• weight

• density

• volume

The __________ of an object changes when the pull of gravity changes

• mass

• weight

• volume

• density

We use a __________ when measuring the mass of an object

• balance

• spring scale

• measuring tape

• speedometer

The smallest part of an element that has the properties of the element is ________

• compound

• molecule

• atom

• element

The particle in the nucleus with no electrical charge is ___

• nucleus

• electron

• proton

• neutron

A negatively charged particles that moves around the nucleus of an atom is ________

• nucleus

• electron

• proton

• neutron

The part of an atom that is positively charged is ________

• nucleus

• electron

• proton

• neutron

The chemical formular for water is ________

• H12O6

• H2O2

• H2O

• HO2

_________ is also known as table salt which can be used for cooking.

• Potassium

• Sodium chloride

• Calcium chloride

• Copper Chloride