Science Chapter 2 Test

What is Chemistry?

• Anything that has mass and takes up space.

• What things are made of and how they change.

• The smallest particle to have the properties of an element.

• The smallest unit of a compound is a molecule.

An example of of matter is.......

• Light

• Sound

• Electricity

• Oxygen

What is a pure substance?

• a mixture that does not mix well.

• matter with a fixed composition.

• the smallest unit of a compound.

• light, sound, and electricity.

What is a heterogeneous mixture?

• a mixture that does not mix well.

• matter with a fixed composition.

• mixtures that mix well into each other.

• an element that cannot be broken down.

Grape juice is a ........

• Pure Substance

• Element

• Molecule

• Mixture

Two or more liquids that dissolve into each other are called ....

• Immiscible

• Heterogeneous

• Miscible

• Compound

In a chemical, a number on front of the formula tells how many ___________ are present.

• Molecules

• Atoms

• Protons

• Neutrons

The Law of Conservation of Matter states that mass .........

• can be created

• can be created, but not destroyed.

• cannot be created or destroyed.

• can be created and destroyed.

Which one is a State of Matter?

• Mass

• Weight

• Solid

• Matter

Which State of Matter does a rock represent?

• Solid

• Liquid

• Gas

• Other