Question 1

Kinetic Theory:

Accepted Answer

All matter is made up of tiny particles that are in constant motion.

Answer

An explanation of an aspect of the natural world that can be repeatedly tested and verified in accordance with the scientific method.

Answer

Theory that living organisms are made up of cells.

Question 2

Solids:

Accepted Answer

A substance with a definite volume and shape. 
Particles are close together and do not move freely.

Answer

A substance with a definite volume but not a definite shape.

Answer

A substance that does not have a definite volume or shape.

Question 3

True or False: Solids cannot easily change shape or volume.

Accepted Answer

True

Answer

False

Question 4

The process in which a solid becomes a liquid.

Accepted Answer

Melting

Answer

Evaporating

Answer

Freezing

Question 5

When substances lose or gain energy, one of the two things can happen to the substance:

Accepted Answer

its temp can change or its state can change

Answer

Its mass can change or its shape can change

Answer

its volume can change or its state can change

Question 6

Gasses:

Accepted Answer

A substance that does not have a definite volume or shape.

Answer

A substance with a definite volume and shape. 
Particles are close together and do not move freely.

Answer

A substance with a definite volume but not a definite shape.

Question 7

Liquids take the shape of their container. Particles in a liquid are close together but  not tightly arranged.

Accepted Answer

True

Answer

False

Question 8

Which one is true?

Accepted Answer

All

Answer

Particles in a gas are far apart

Answer

Lower temperatures cause the particles to move slowly enough for the attractions between them to cause the liquid to become a solid.

Answer

Gasses take on the shape of their container

Question 9

Liquids:

Accepted Answer

A substance with a definite volume but not a definite shape.

Answer

A substance with a definite volume and shape. 
Particles are close together and do not move freely.

Answer

A substance that does not have a definite volume or shape.

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