Basics of Environmental Science
What is Environmental Science?
It is the studying of the environment and human interactions with nature.
Name a biotic and abiotic factor of an ecosystem?
Abiotic: Sun, Water, Minerals, Temperature, etc.
Biotic: Animals, Plants, Fungi, Micro Organisms
What is Fracking?
It is a drilling technique used to extract water that creates small fractures in the ground by injecting high pressure water, sand, and chemicals
What is the current human population
8+ Billion
Formula for water
H2O
Define Anthropogenic?
It is a change in the environment caused or influenced by people.
Name one of the 5 big global indicators?
Bio Diversity, Food Production, Avg. Global Surface Temp, Human Pop., Resource Depletion
What is the 1st Law of Thermodynamics?
Energy cannot be created nor destroyed
Who was the father of the Green Revolution?
Norman Borlaug
Is Water Polar or Non-polar
What is the formula for percent change?
(Final-initial)/initial x 100
Explain Carrying Capacity?
The max population size of and Environment or Ecosystem
What is the 2nd Law of Thermodynamics?
The total Entropy of an isolated system always increases over time.
Give an example of a renewable resource?
Sunlight, Water, Geothermal Heat, Wind, etc.
Why does ice float?
It is less dense than water
Who is Rachel Carson?
A biologist who sparked the environmental movement by exposing the dangers of pesticides like DDT.
Name the three Trophic Levels?
Producers, Consumers, Decomposers
What is Entropy?
Energy that is not useable
EX: Heat
Who uses the most non-renewable resources worldwide?
Define Cohesion vs. Adhesion?
Cohesion is attraction between similar molecules like water and water and adhesion is the attraction between different molecules