Matter Unit Review #1 Question Preview (ID: 49779)


6.P.2.1 Review Questions. TEACHERS: click here for quick copy question ID numbers.

All atoms of the same _________________ have the same properties.
a) mixture
b) compound
c) element
d) solution

When heated, the atoms in a substance
a) are destroyed
b) move faster
c) slow down
d) become larger

Mass is a ___________________ property
a) chemical
b) natural
c) physical
d) irregular

Density describes the relationship between
a) mass and weight
b) volume and mass
c) weight and volume
d) temperature and mass

All substances have properties that can be classified as either
a) force or motion properties
b) physical or chemical properties
c) thermal or temporal properties
d) commercial or residential properties

A substance in a solid state has atoms that are
a) packed close together
b) flow in a container
c) moving freely and randomly
d) large enough to see

How does the density of a 4 g sample of copper compare to that of a 12g sample of copper?
a) its density is 1/2 the density of the 12g sample
b) its density is the same as the 12g sample
c) its density is twice the density of the 12g sample
d) its density is three times the density of the 12g sample

Two samples of gold MUST have the same
a) mass
b) volume
c) density
d) size

A teacher breaks a bar of pure copper into two different–sized pieces. What is the MOST likely difference between the two pieces?
a) mass
b) texture
c) boiling point
d) melting point

When water is changed from a liquid to a gas, what occurs?
a) the atoms lose electrons
b) a new compound is formed
c) the particles spread farther apart
d) the molecules break apart

Anita heats a beaker containing water. As the temperature of the water increases, which change to the water molecules occurs?
a) the molecules move at a faster rate
b) the molecules become larger
c) the molecules expand and become wider
d) the molecules separate

A student places a pan of water on the stove. What happens to some of the water as it is heated to a boil?
a) it becomes a gas
b) it becomes a solid
c) it gets new atomic bonds
d) it gets destroyed

Most substances can exist as a solid, liquid, or gas, depending on:
a) temperature
b) mass
c) volume
d) density

What is the smallest part of a gold ring that is still gold?
a) an atom
b) a molecule
c) a compound
d) an electron

Chemical changes...
a) can only happen in a science lab
b) make atoms grow
c) can only happen in compounds
d) are usually irreversible

A student has two pieces of aluminum foil. Each piece can be folded and rolled into a wire. Why do both pieces of aluminum foil behave the same way?
a) they are made of the same types of atoms
b) they are made of different types of atoms
c) they have the same physical properties, but different chemical properties
d) they have the same chemical properties, but different physical properties

Which is true for every atom of an element?
a) it can be seen with a magnifying glass
b) it is joined together with another atom
c) it has mass and volume
d) it is weightless

The separate atoms that make up a wooden table CANNOT be seen because the atoms are
a) too small
b) moving too fast
c) packed tightly together
d) hidden beneath the surface

Which basic units of matter have the same properties as an element?
a) atoms
b) protons
c) neutrons
d) electrons

Molecules of a substance are farthest apart from each other in which state of matter?
a) solid
b) liquid
c) gas
d) crystal

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