Science 5: CHAP 9 REVIEW

What is the smallest particle of an element?

• atom

• molecule

• compound

Which particles are negatively charged in an atom?

• neutron

• proton

• electron

What determines an object's resistance to sinking?

• density

• buoyancy

• gravity

The amount of space matter takes up is its:

• mass

• volume

• density

Two or more atoms joined together form a

• element

• molecule

• proton

What happens when a metal reacts with a nonmetal in the environment? Ex: Iron reacts with oxygen to form rust.

• It shrinks

• it becomes a metalloid

• it corrodes

Which property allows metal to be flattened or bent without breaking?

• Malleability

• ductility

• buoyancy

Which property determines the mass per unit of volume?

• gravity

• density

• weight

Which particles are found in the nucleus?

• protons and electrons

• electrons and neutrons

• neutrons and protons

Anything that has mass and takes up space is ..............

• matter

• element

• atom