P.C Review Chapters 1-3

What is a molecule?

• the energy that an object has because it is moving
• a pull between two molecules that is always the same for a substance
• a group of atoms joined together in a particular way
• the way molecules in a substance move around relative to each other

What is phase?

• a noticeably different form or state of the same substance
• the way molecules in a substance move around relative to each other
• a pull between two molecules that is always the same for a substance
• the energy that an object has because it is moving

What does it mean to refute something?

• the energy that an object has because it is moving
• a pull between two molecules that is always the same for a substance
• the way molecules in a substance move around relative to each other
• to provide evidence that goes against a claim

What is scale?

• the relative size of things
• a pull between two molecules that is always the same for a substance
• the energy that an object has because it is moving
• the way molecules in a substance move around relative to each other

A liquid does not flow and can not take the shape of its container.

• True
• False

A solid holds its shape and does not take the shape of its container.

• True
• False

A gas has no visible shape and fills its container.

• True
• False

What state of matter is this?

• Gas
• Liquid
• Soild

What state of matter is this?

• Gas
• Liquid
• Soild

What state of matter is this?

• Gas
• Liquid
• Soild