Balancing Act (Nitrogen Cycle + EDD)

Question 1

What is Nitrogen?

Answer 1

Nitrogen is a gas that makes up the Atmosphere

Question 2

Places where Nitrogen can be found

Answer 2

Meteorites, Volcanos, Water, Soil, Rain, Some Stars and Nebulae*

*There can be other places

Question 3

What’s the Scientific symbol for Nitrogen?

Answer 3

N

Question 4

What atoms are in one molecule of nitrogen?

Answer 4

1 Nitrogen atom and 2 Oxygen atoms

Question 5

What is the type of Nitrogen in our bodies?

Answer 5

DNA & Proteins

Question 6

Nitrogen that we find in the Atmosphere and can’t use

Answer 6

Nitrogen gas (N2)

Question 7

Bad nitrogen from dead animals/plants that decomposers decompose

Answer 7

Ammonium (NH4+)

Question 8

“ICKY” Nitrogen that is found in soil

Answer 8

Nitrites (NO2-)

Question 9

Nitrogen Plants can have

Answer 9

Nitrates (NO3-)

Question 10

Can we get Nitrogen by breathing it in?

Answer 10

No, we can’t we eat other plants/animals to get nitrogen

Question 11

What two things “fix” (change) Nitrogen from bad to good?

Answer 11

Lightning & Bacteria

Question 12

What changes Nitrogen Gas into Ammonium and what is this process called?

Answer 12

Bacteria, this process is called Nitrification

Question 13

What changes Nitrites into good Nitrates?

Answer 13

Bacteria

Question 14

What can have Nitrates and what is the process called to give them the Nutrients?

Answer 14

Plants and the process is called Assimilation

Question 15

What is the process called that animals use to get nitrogen from plants/animals?

Answer 15

Assimilation

Question 16

What is the name of the process that makes ammonia called?

Answer 16

Ammonification

Question 17

What is the organism that turns Nitrates into Nitrogen Gas again and what is this process called?

Answer 17

Bacteria and the process is called Denitrification.

Question 18

What is a Hypothesis?

Answer 18

A prediction that can be tested. Written as an “If__ Then__” statement.

Question 19

What is an Independent Variable? (IV)

Answer 19

A factor changed by the experimenter in the experiment. (“I” the scientist changed it)

Question 20

What is a Dependent Variable? (DV)

Answer 20

A factor that responds to the IV/change being made.

Question 21

What is a EED?

Answer 21

A summary of the plan for the experiment.

Question 22

What is a Constant?

Answer 22

All factors that remain the same in an experiment.

Question 23

What are the levels of IV?

Answer 23

Changes that are made in the IV

Question 24

What is the Control?

Answer 24

Standard of comparison in an experiment. (The one that experiences no changes.)

Question 25

What are Trials?

Answer 25

They are the number of times an experiment is conducted.

Question 26

What is the Title?

Answer 26

A statement that describes an experiment. Written as "The effect of the IV on the DV."