Matter and Atomic Structure

What is the basic unit of matter?

• cell

• molecule

• element

• atom

What are formed when atoms combine together?

• molecules

• ions

• elements

• compounds

What are substances made up of only one type of atom called?

• mixtures

• molecules

• compounds

• elements

What is the smallest particle of an element that retains its chemical properties?

• molecule

• cell

• atom

• compound

What is the number of protons in the nucleus of an atom called?

• electron number

• atomic number

• mass number

• neutron number

What is the term used to describe anything that has mass and occupies space?

• weight

• energy

• volume

• matter

What are the four states of matter?

• solid, liquid, gas, and energy

• solid, liquid, gas, and air

• solid, liquid, gas, and liquid crystal

• solid, liquid, gas, and plasma

What is the total number of protons and neutrons in the nucleus of an atom called?

• charge number

• electron number

• mass number

• atomic number

What are the building blocks of matter?

• molecules

• cells

• particles

• atoms

What is/are some ways in which matter can be measured? Check one or all that apply.

• Volume

• Grams

• Inertia

• With the naked eye