A change in which the substance itself is still the same substance is a ____________.

• Density

• Physical Change

• Mixture

• Solution

___________ is the measure of how closely packed an object's atoms are.

• Density

• physical change

• mixture

• solution

A ___________ is a combination of two or more substances.

• Mixture

• Density

• Physical Change

• Solution

A _______________ is a mixture in which all the parts are evenly mixed.

• Physical Change

• Mixture

• Soultion

• Density

A solid changing into a liquid is its ____________

• Melting Point

• Boiling Point

• Condensing Point

• Freezing Point

A liquid changing into a gas is its _____________.

• Melting Point

• Freezing Point

• Condensing Point

• Boiling Point

A gas changing into a liquid is its ________________.

• Condensing Point

• Freezing Point

• Melting Point

• Boiling Point

A liquid changing into a solid is its _____________

• Melting Point

• Condensing Point

• Freezing Point

• Boiling Point

Carbon Dioxide and water can SUBLIME directly from a solid to a liquid.

• True

• False

Zero degrees celsius is the boiling and freezing point of water.

• True

• False