The Carbon Cycle

Question 1

What are living things made of?

Answer 1

Matter

Question 2

What are the three states of matter?

Answer 2

Solid, gas, liquid

Question 3

How does a substance change to another?

Answer 3

Changed pressure/temp.

Question 4

What is the fourth state of matter?

Answer 4

Plasma, which only exists at extremely high temps in stars

Question 5

What is matter made of?

Answer 5

atoms and molecules

Question 6

How does carbon enter the atmosphere?

Answer 6

Composition and respiration

Question 7

what would happen if decomposition did not happen?

Answer 7

piles of dead matter, no CO2 released.

Question 8

What is outgassing?

Answer 8

When magma comes to the surface and bubbles of hot gas escape into the atmosphere after pressure is reduced.

Question 9

Where did the world’s oceans originate?

Answer 9

Water vapor vented during volcanic eruptions

Question 10

Do smaller objects in space like the moon have enough gravity to prevent gasses from escaping into space?

Answer 10

No.

Question 11

What were earth’s earliest lifeforms?

Answer 11

primitive bacteria that thrived in an atmosphere with no oxygen.

Question 12

What did ocean water protect early life-forms from?

Answer 12

destructive solar radiation

Question 13

What is free oxygen?

Answer 13

oxygen that is not combined with other elements

Question 14

What are the 4 biological macromolecules needed for life? (PLNC)

Answer 14

Nucleic acid, carbohydrates, lipids, proteins

Question 15

What do we call the individual building blocks of bio macromolecules?

Answer 15

Monomer

Question 16

Carbohydrates are a huge source of…

Answer 16

“fast” energy

Question 17

What is the monomer of a carbohydrate?

Answer 17

Monosaccharide

Question 18

What is an example of a lipid?

Answer 18

butter/fat

Question 19

What makes up the structure of a lipid?

Answer 19

fatty acid

Question 20

What is NOT a function of a lipid?

Answer 20

genetic info

Question 21

What is the monomer of a protein?

Answer 21

amino acid

Question 22

What is the monomer of a nucleic acid?

Answer 22

nucleotide

Question 23

What is the only macromolecule to contain phosphorous atoms?

Answer 23

Nucleic acids

Question 24

What does CHO stand for?

Answer 24

Carbon, Hydrogen, Oxygen

Question 25

What are the structures of carbs, lipids, proteins, and nucleic acids in order?

Answer 25

Cho, cho, chon, chonp (carbon, hydrogen, oxygen, nitrogen, phosphorous)

Question 26

Which side of chemical equations are reactants written? Products?

Answer 26

Reactants on the left, products on the right.

Question 27

Why are reactants written on the left?

Answer 27

they are the substances that enter the reaction.

Question 28

why are products written on the right?

Answer 28

they are the substances that are made in the reaction.

Question 29

What does (s) mean in a chemical equation?

Answer 29

Solid substance

Question 30

What does (l) mean?

Answer 30

Liquid substance

Question 31

What does (g) mean?

Answer 31

Gas substance

Question 32

What does (aq) mean

Answer 32

Aqueous substance

Question 33

What is the difference between a liquid and aqueous substance?

Answer 33

Liquid - liquid state Aqueous - solution of water and another substance