Unit 1.1 - 1.5

Question 1

What is the Scientific Method?

Answer 1

A logical problem solving path to discovery

Question 2

What does the Scientific Method consist of

Answer 2

1. A question or problem
2. A hypothesis
3. Experimentation & Calculations that solve

Question 3

What are the 3 domains of chemistry

Answer 3

Macroscopic, Microscopic & Symbolic

Question 4

What is a Macroscopic Domain

Answer 4

Moisture in the air, icebergs, and the ocean represent water in the macroscopic domain.

Question 5

Microscopic Domain

Answer 5

gas molecules are far apart and disorganized. solid water molecules are close together and organized, and liquid molecules are close together and disorganized

Question 6

Symbolic Domain

Answer 6

g), (s), and (ℓ) symbolize its phases.

Question 7

What is Matter

Answer 7

Anything that has mass and volume.

Question 8

What is Mass?

Answer 8

Mass is a measure of the amount of matter in an object.

Question 9

What is Weight

Answer 9

Weight is the amount of force that gravity exerts on an object.

Question 10

Will an object have the same mass on earth as it does on the moon?

Answer 10

Yes, because mass and volume is not effected

Question 11

Will an object have the same weight on earth as it does on the moon

Answer 11

No, because the gravitational force on earth is different than the moon.

Question 12

What is Volume

Answer 12

Volume is the amount of space occupied by an object.

Question 13

What is the Law of Conservation of Matter

Answer 13

During a chemical or physical change, matter cannot be created or destroyed

Question 14

What is a Physical Change

Answer 14

Matter changes form but not chemical identity

Question 15

Chemical Change

Answer 15

A chemical reaction that forms new products

Question 16

What is a pure substance

Answer 16

matter that cannot be separated into other kinds of matter by any physical means

Question 17

A pure substance can either be a ________ or a _______.

Answer 17

Element or a Compound

Question 18

What is a Element

Answer 18

An Element is a substance where its atoms all have the same amount of protons.

Question 19

Yes or No
Can a pure substance that is an element be broken down chemically into simpler substances?

Answer 19

No, because an element only contains one type of atom.

Question 20

What is a Compound

Answer 20

A compound is a substance made up different elements that joined together by a chemical bond.

Question 21

Yes or No
Can a pure substance that is a compound be broken down into simpler substances.

Answer 21

Yes, because a compound that is a pure substance is a combination of different elements.

Question 22

Whats a Mixture

Answer 22

A combination of substances.

Question 23

What are the 2 different types of mixtures

Answer 23

Heterogeneous and Homogeneous

Question 24

Whats a Heterogeneous mixture

Answer 24

A substance thats composition varies from point to point

Question 25

What is a Homogeneous mixture

Answer 25

A substances thats composition is uniform throughout.

Question 26

Is a Mixture a pure subtance?

Answer 26

No

Question 27

What is an Atom?

Answer 27

Atoms are the smallest particles of an element

Question 28

What is a Molecule?

Answer 28

Molecules are two or more atoms joined together by bonds.

Question 29

Formula Converting Farenheit

Question 30

Formula Converting Celsius

Question 31

Formula Converting Kelvin