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Ap environmental science chapters 1 and 2

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acid
contributes H+ ions
base
contributes OH- ions
proteins
long chains of nitrogen
carbohydrates
compounds of carbon, hydrogen, and oxygen atoms
organic compounds
carbon-carbon or carbon-hydrogen bonds
inorganic compounds
no carbon or no carbon-hydrogen bonds
energy efficiency
work done/work introduced
first law thermodynamics
energy is neither created nor destroyed
second law thermodynamics
when energy is transformed, it's ability to do work diminishes (quantity is obviously the same)
matter
anything that occupies space and has mass
mass
amt of matter an object contains
atom
(physics and chemistry) the smallest component of an element having the chemical properties of the element
atomic number
number of protons
mass number
number of protons and neutrons
isotopes
different number of neutrons
radioactive decay
release of material from the nucleus
covalent bonds
sharing electrons
ionic bonds
transferring electrons
hydrogen bonds
hydrogen atoms attracted to other molecules
capillary action
adhesion of water molecules to a surface is stronger than cohesion between the molecules
environment
everything that influences life
environmental science
interactions b/w humans and nature
system
components exchange energy and materials
ecosystem
biotic and abiotic components
calorie
4.184 J
Calorie
1000 calories
Btu
1055 J
kwh
3,600,00 J