Properties of Matter Test

What will happen to molecules in a substance as they are heated?

• They will slow down

• They will speed up

• They will disappear

• They will come together

Which is the most common solvent on Earth?

• a. Water

• b. Salt

• c. Sugar

• d. Hydrogen

Which gives an accurate description of the varying states of matter?

• a. Liquids are tightly packed whereas solids are loosely packed

• b. Liquids are loosely packed whereas gases are tightly packed

• c. Solids are tightly packed whereas gases are loosely packed

• d. Solids are loosely packed whereas gases are tightly packed

All atoms of the same kind of element are

• a. very different from one another

• b. similar to one another, but not exactly alike

• c. alike

• d. difficult to identify

Which best describes an element?

• a. A substance that only composes liquids

• b. A substance that does not have any defined properties

• c. The basic building block of matter that can be broken down into many simpler forms

• d. The basic building block of matter that cannot be broken down into a simpler form

Which is an example of a property that depends on the amount of a substance?

• a. Mass

• b. Boiling point

• c. Melting point

• d. Solubility

Which state of matter has the highest density?

• a. Solid

• b. Solvent

• c. Liquid

• d. Gas

What may cause a phase change to occur?

• a. A temperature change

• b. A change atoms

• c. A mutation

• d. Nothing

Which is the best example of a pure substance?

• a. Ag

• b. Salt water

• c. Air

• d. Salad dressing

Which best describes solubility?

• a. It is measured based on the amount of a substance that can be dissolved in a liquid

• b. It is measured based on temperature

• c. It is measured as a phase change occurs

• d. It is measured as gases expand