Unit 1 Science Study Guide

Question 1

Physical science is the study of______________________

Answer 1

nonliving things that make up the world

Question 2

Chemistry is the study of_____________________

Answer 2

Atoms molecules and chemicals interacting with each other

Question 3

Physics is the study of____________________

Answer 3

Matter, energy, emotion, and force

Question 4

Conversion factor is ______________________

Answer 4

The relationship between two numbers (ex. 1 meter = 3.28 feet)

Question 5

What are the two branches of physical science?

Answer 5

Chemistry and physics

Question 6

What is Matter?

Answer 6

Has mass and takes up space

Question 7

Name three things that are not considered to be matter

Answer 7

Energy, light, sun, and time

Question 8

What are the two main categories of matter

Answer 8

Pure substances and mixtures

Question 9

What are three Separation techniques used in physical science

Answer 9

Distillation, chromatography, and filtration

Question 10

What are two types of heterogeneous mixtures

Answer 10

Colloids and suspension

Question 11

Which heterogeneous displays the Tyndall affect

Answer 11

Colloids

Question 12

Define Atom

Answer 12

The smallest unit on earth

Question 13

Define element

Answer 13

Pure substance that cannot be broken down

Question 14

Three examples of an element

Answer 14

Oxygen, hydrogen, steel

Question 15

Define molecule

Answer 15

Particle consisting of two or more atoms bounded together

Question 16

Define compound

Answer 16

Pure substance consisting of atoms of two or more

Question 17

Give three examples of a compound

Answer 17

Steel, water, sodium

Question 18

Define mixture

Answer 18

Combination of two or more substances that are not chemically combined

Question 19

What are two types of mixtures

Answer 19

Heterogenus and homogeneous

Question 20

What is an extensive property

Answer 20

Mass weight volume height

Question 21

Give three examples of an Extensive property

Answer 21

Volume energy mass

Question 22

What is an intensive property

Answer 22

Matter that depends only on the type of matter in the sample not the amount

Question 23

Give three examples of an intensive property

Answer 23

Temperature, color, solubility

Question 24

What is a solute

Answer 24

The minor component and a solution, dissolves in the solvent

Question 25

What is a solvent

Answer 25

The liquid in which a solute is dissolved to form a solution

Question 26

Define distillation

Answer 26

The act of purifying a liquid by the process of heating and or cooling

Question 27

Define filtration

Answer 27

The action or process of filtering something

Question 28

Define chromatography

Answer 28

The process of supporting components of a mixture

Question 29

Define colloid

Answer 29

Two or more substances mixed together but not chemically combined

Question 30

Define suspension

Answer 30

Temporary early prevention of something from

Question 31

What is the tendal affect

Answer 31

Scattering of light by tiny particles

Question 32

Define volume

Answer 32

The amount of space occupied by a three dimensional figure

Question 33

Define atom

Answer 33

The smallest partial into which an element can break down to

Question 34

Define model

Answer 34

A easier process to understand than the real one