IScience - Chapter 8 Vocab

Question 1

Solid

Answer 1

Matter that has a definite shape and a definite volume

Question 2

Liquid

Answer 2

Matter with a definite volume but no definite shape

Question 3

Viscosity

Answer 3

A measurement of a liquid’s resistance to flow

Question 4

Surface Tension

Answer 4

The uneven forces acting on the particles on the surface of a liquid

Question 5

Gas

Answer 5

Matter that has no definite volume and no definite shape

Question 6

Vapor

Answer 6

The gas state of substance that is normally a solid or a liquid at room temperature

Question 7

Kinetic Energy

Answer 7

The energy an object has due to motion

Question 8

Temperature

Answer 8

A measure of the average kinetic energy of all the particles in an object

Question 9

Thermal Energy

Answer 9

The total potential and kinetic energies of an object

Question 10

Vaporization

Answer 10

The change in state of a liquid into a gas

Question 11

Evaporation

Answer 11

Vaporization that occurs only at the surface of a liquid

Question 12

Condensation

Answer 12

The change of state from a gas to a liquid

Question 13

Sublimation

Answer 13

The change of state from a solid to a gas without going through the liquid state

Question 14

Deposition

Answer 14

The change of state of a gas to a solid without going through the liquid state

Question 15

Kinetic Molecular Theory

Answer 15

An explanation of how particles in matter behave

Question 16

Pressure

Answer 16

The amount of force applied per unit of area

Question 17

Boyle’s Law

Answer 17

States that pressure of a gas increases if the volume decreases and pressure of a gas decreases if volume increases, when temperature is constant

Question 18

Charles’s Law

Answer 18

States that the volume of a gas increases with increasing temperature, if the pressure is constant