COL + H20

Question 1

What kind of bonds hold together hydrogen and oxygen atoms?

Answer 1

Polar bonds

Question 2

Polar bonds hold together what atoms?

Answer 2

Hydrogen and oxygen atoms

Question 3

The electrons are not shared equally. What kind of molecule does this create?

Answer 3

A covalent molecule

Question 4

What does the polarity of water allow it to do to most substances?

Answer 4

Dissolve

Question 5

Because water dissolves most substances, what is water often referred to as?

Answer 5

The Universal Solvent

Question 6

What is the property of water molecules sticking to other water molecules called?

Answer 6

Cohesion

Question 7

How many Hydrogen atoms are in a water molecule?

Answer 7

Two

Question 8

How many Oxygen atoms are in a water molecule?

Answer 8

One

Question 9

In what way is hydrogen charged?

Answer 9

Positively

Question 10

In what way is Oxygen charged?

Answer 10

Negatively

Question 11

What is the property of water molecules sticking to other materials due to its polar nature called?

Answer 11

Adhesion

Question 12

What kind of tension makes a skin-like surface formed due to the polar nature of water?

Answer 12

Surface tension

Question 13

Are hydrogen bonds easy or difficult to break?

Answer 13

Easy

Question 14

Any living thing is called a(n) ___.

Answer 14

Organism

Question 15

Living things have what in the form of DNA?

Answer 15

Genetic material

Question 16

All organisms must use energy to break down and build up materials in a process called ___.

Answer 16

Metabolism

Question 17

Organisms must retain _____.

Answer 17

Homeostasis

Question 18

Levels of biological organization range from what to what?

Answer 18

Molecules to biosphere

Question 19

Living thing change over long periods of time. What are these changes called?

Answer 19

Adaptations

Question 20

What is the first characteristic of life?

Answer 20

Order

Question 21

What is the second characteristic of life?

Answer 21

Heredity/DNA

Question 22

What is the third characteristic of life?

Answer 22

Reproduction

Question 23

What is the fourth characteristic of life?

Answer 23

Growth and Development

Question 24

What is the fifth characteristic of life?

Answer 24

Response to the environment

Question 25

What is the sixth characteristic of life?

Answer 25

Evolutionary adaptation

Question 26

What is the seventh characteristic of life?

Answer 26

Energy processing

Question 27

What is the eighth characteristic of life?

Answer 27

Regulation

Question 28

What is the first property of water?

Answer 28

Cohesion

Question 29

What is the second property of water

Answer 29

Adhesion

Question 30

What is the third principle of water

Answer 30

Capillary Action

Question 31

What is the fourth principle of water?

Answer 31

Surface Tension

Question 32

What is the fifth principle of water?

Answer 32

Universal Solvent

Question 33

What is the sixth principle of water?

Answer 33

Specific Heat Capacity (High)

Question 34

What is the seventh principle of water?

Answer 34

Hydrophobic vs. Hydrophilic

Question 35

Water dissolves many things, making it a good _______.

Answer 35

Solvent

Question 36

If something is hydrophobic, it is _____-_______.

Answer 36

Water-fearing

Question 37

If something is hydrophilic, it is _____-______.

Answer 37

Water-loving

Question 38

Yes or no: Does something hydrophobic dissolve in water?

Answer 38

No

Question 39

Yes or no: Does something hydrophilic dissolve in water?

Answer 39

Yes

Question 40

What does polar mean?

Answer 40

The atom’s electrons are distributed unevenly

Question 40

What kind of bonds are in between water molecules?

Answer 40

Hydrogen bonds