Craig Element Molecule Compound Mixture

Which is the best example of a pure substance?

• pizza

• gold

• saltwater

• air

What kind of substance is composed of two or more elements that are chemically combined?

• element

• mixture

• solution

• compound

A substance made from 2 or more different kinds of atoms chemically combined is a(an)...

• element

• molecule

• compound

• mixture

What is the smallest unit of matter?

• atom
• element
• molecule
• compound

A substance combined physically, but never chemically is a(an)...

• element
• molecule
• compound 
• mixture

Identify this particle of matter.

• Molecule of an element

• Mixture

• Molecule of a compound

• Atom

What is matter?

• Volume of an object
• Anything that has mass and takes up space
• Mass of an object
• Space of an object

To change a solid to a liquid, what do you add?

• heat
• water
• cold
• mass

What is an atom?

• tiny particles that matter is made
• melting ice
• freezing rain
• evaporation

Which state of matter takes the shape of its container?

• solid
• gas
• liquid