Chemistry Comes Alive

Question 1

What is weight?

Answer 1

Mass plus the effects of gravity

Question 2

What are the 3 states of matter?

Answer 2

Solid, Liquid, Gas

Question 3

What is the capacity to do work or put matter into motion?

Answer 3

Energy

Question 4

What type of energy is stored in bonds of chemical substances?

Answer 4

Chemical energy

Question 5

Electrical energy is a result of what?

Answer 5

Movement of charged particles

Question 6

What energy is directly involved with moving matter?

Answer 6

Mechanical energy

Question 7

What energy travels in waves?

Answer 7

Radiant or electromagnetic energy

Question 8

What is kinetic energy?

Answer 8

Energy in action

Question 9

What is potential energy?

Answer 9

Stored (inactive) energy

Question 10

All matter is composed of ________.

Answer 10

elements

Question 11

All elements are composed of ________.

Answer 11

atoms

Question 12

What 4 elements make up 96% of the body?

Answer 12

C, O, H, N

Question 13

How many elements make up 3.9% of the body?

Answer 13

9

Question 14

How many elements make up < 0.01% of the body?

Answer 14

11 elements

Question 15

Example of molecule of a compound

Answer 15

H2 or O2

Question 16

Example of Molecule of a compound

Answer 16

C6 H12 O6

Question 17

Anabolic is a _______ process

Answer 17

building

Question 18

Catabolic is a _________ process.

Answer 18

bond breaking

Question 19

Synthesis involves what process?

Answer 19

Anabolic

Question 20

Decomposition involved what process?

Answer 20

Decomposition

Question 21

What type of reaction involved both synthesis and decomposition?

Answer 21

Exchange

Question 22

Function of a catalyst

Answer 22

increase the rate of the rxn

Question 23

Is water an inorganic compound?

Answer 23

Yes

Question 24

What is a polymer?

Answer 24

Chains of similar units called monomers

Question 25

How are polymers formed?

Answer 25

Through dehydration synthesis

Question 26

How are polymers broken down?

Answer 26

Through hydrolysis reactions

Question 27

What organic compound is not soluble in water?

Answer 27

Lipids

Question 28

What are the functions of triglycerides?

Answer 28

Energy storage, insulation and protection

Question 29

What is a modified triglyceride?

Answer 29

Phospholipids

Question 30

The head is polar or non polar?

Answer 30

Polar

Question 31

The tail is polar or non polar?

Answer 31

Non polar

Question 32

What are common steroids?

Answer 32

cholesterol, vit D, steroid hormones, and bile salts

Question 33

What is the building block for vitamin D, steroid hormones and bile salt?

Answer 33

Cholesterol

Question 34

The most important eicosanoids are what?

Answer 34

Prostaglandins

Question 35

Polymers of aa monomers are held together by _________.

Answer 35

Peptide bonds

Question 36

What type of proteins are used for structure?

Answer 36

Fibrous proteins

Question 37

What type of proteins are used for function?

Answer 37

Globular

Question 38

What type of protein is strand-like, water-insoluble, and stable?

Answer 38

Fibrous

Question 39

What type of protein provides mechanical support and tensile strength?

Answer 39

Fibrous

Question 40

What is an example of a fibrous protein?

Answer 40

Elastin and collagen

Question 41

What type of protein is compact, spherical, water soluble, and sensitive to environmental changes?

Answer 41

Globular

Question 42

What are examples of globular proteins?

Answer 42

Antibodies, hormones, and enzymes.

Question 43

What do enzymes lower?

Answer 43

The activation energy needed to initiate a chemical reaction

Question 44

What are the largest molecules in the body?

Answer 44

Nucleic acids

Question 45

Nucleotide monomers are composed of what?

Answer 45

A pentose sugar, a phosphate group, and a nitrogen base.