Matter & Energy Review

What is anything that has mass and takes up space known as?

• Mass
• Atom
• Molecule
• Matter

The basic unit of a chemical element is known as... 

• Element
• Compound
• Atom
• Mixture

When two or more different types of atoms chemically combine they form a ... 

• Compound
• Heterogeneous Mixture
• Molecule
• Homogeneous Mixture

When any two or more atoms chemically combine they form a

• Element
• Molecule
• Mixture
• Compound

What is a substance that cannot be broken down by any physical or chemical means?

• Molecule
• Compound
• Element
• Mixture

What is a substance called when it has two or more parts that have physically combined, but not chemically?

• Molecule
• Element
• Compound
• Mixture

What is the smallest combination of atoms that form a substance with similar properties called?

• Molecule
• Compound
• Mixture
• Element

Iron is an example of one of the ______.

• 90 man made elements
• 200 naturally occurring elements
• 90 naturally occurring elements
• 200 man made elements

When you have two pieces of the metal Zinc but they are different sizes all of the following are true, except for

• The object is made of the same atoms
• The atoms will be larger if it is a bigger object
• The larger the object the more atoms it has
• The atoms of the object are identical

What elements are found in rust (Fe₂O₃)?

• Iron and Oxygen
• Oxygen and Fluorine
• Sodium and Hydrogen
• Carbon and Oxygen