Nature of Science
What is science?
The process of gaining knowledge about the natural world.
What is matter?
Anthing that has mass and takes up space.
What are 3 indicators of enviornmental stress?
Deforestation, soil degrading, lack of biodiversity/losing species, and over fishing.
What are the two major types of cells?
Prokaryotes & Eukaryotes
What process do plants use to make energy/glucose?
Photosynthesis
What is the scientific method?
The defined steps used to research the world through experiments, and studies.
How many of the 118 elements are naturally occurring?
Within the periodic table 92 elements are naturally occurring.
What is sustainability?
Scientific challenges of living within the means of Earth without significantly imparting it's function, or health.
What organism has prokaryotic cells?
Bacteria
What kind of energy do plants use?
Light energy
What are the four natural sciences?
Physics, Geology, Biology, and Chemistry.
What is a radioisotope?
A radioactive isotope
What are the main impacts of human interference?
The mechanization of industry and agriculture, sheer size of the human population, and the creation of unnatural chemicals.
What are two things prokaryotes and eukaryotes have in common?
Optional Answers:
Both contain DNA
Both have a cell membrane
Both contain cytoplasm, and ribsomes
What part of the plant preforms photosynthesis?
The chloroplasts
What is inductive reasoning?
Logical thinking that uses related observations to arrive at a general conclusion.
What are the 6 elements that make up CHNOPS?
Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, and Sulfur.
What is the precautionary principal?
The idea that people must proceed carefully when an activity threatens human health or the enviornment; proceed cautiously in the face of incomplete knowledge.
What do prokaryotes not have?
They have no organelles, or a nucleus.
What is inside the chloroplasts that make the leaves green?
Chlorophyll
What 3 sciences make up Enviornmental Science?
Chemistry, Biology, and Geology.
What is a covalent bond?
A bond where two elements share electrons to become balanced.
What is Mrs. Strohbehn's favorite color?
Elsa blue
What part of the cell makes proteins?
The ribsome
What is the largest flower in the world?
The Rafflesia Arnoldi