Something that is too small to be seen is what type of observation?

What two things characterize matter?

Boiling point. Intensive or extensive?

Atoms are always in motion

What is the density of an object that weighs 4g and takes up 7mL?

When something is tested, and repeatedly proven, it becomes a _____________.

What is the difference between homogeneous and heterogeneous?

Water freezes into ice. Chemical or physical change?

Mass is not created or destroyed

What is the mass of an object that has a density of 6g/mL and a volume of 9g?

What needs to be done before a hypothesis? Name both types.

What is NOT a type of pure matter?

What is the difference between an extensive and intensive property?

Do atoms gain or lose energy when they undergo condensation?

A copper ball is dropped into 10mL of water. The water goes up to 14mL. The cube weighs 8g. What is the density?

Knowledge for the sake of knowledge.

What is the difference between a compound and an element?

List three observations that can be considered evidence of a chemical change.

Gas atoms have what level of energy?

A 4 pound bag of flour weighs 4.3 pounds. What is the percent error?

Trying to solve a problem

What is the difference between mass and weight?

Changing from a liquid to a gas

Crystallization involves atoms gaining or losing energy?

What is the percent mass of oxygen in C2H2O?