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ACT test prep scienc

science vocab

TermDefinition
2-butanone Butanone, also known as methyl ethyl ketone or MEK, is an organic compound with the formula CH₃CCH₂CH₃. This colorless liquid ketone has a sharp, sweet odor reminiscent of butterscotch and acetone.
2-propanol Isopropyl alcohol is a chemical compound with the molecular formula C₃H₈O or C₃H₇OH. It is a colorless, flammable chemical compound with a strong odor.
Ozone the layer of the atmosphere that protects the earth from UV rays
Extinction when an entire species existence is wiped out
crown fire a forest fire that spreads on the tree tops rather than the ground
a reaction is the enthalpy of reaction
emit produce and discharge
failed burn when a fire cannot be lit
extinct the non-existence of a species that once was
gamma the third letter of the Greek alphabet ( Γ, γ ), transliterated as ‘g.’
ice shelf a floating sheet of ice permanently attached to a landmass.
gas chromatograph a device or apparatus used in gas chromatography to separate the constituents of a volatile substance.
toxic dangerous, poisonous, volatile.
water table the level below which the ground is saturated with water.
velocity the speed of something in a given direction.
permeable (of a material or membrane) allowing liquids or gases to pass through it.
synthesize make (something) by synthesis, especially chemically.
tolerance the ability or willingness to tolerate something, in particular the existence of opinions or behavior that one does not necessarily agree with.
thermosphere the region of the atmosphere above the mesosphere and below the height at which the atmosphere ceases to have the properties of a continuous medium. The thermosphere is characterized throughout by an increase in temperature with height.
volcanism volcanic activity or phenomena.
plutonium the chemical element of atomic number 94, a dense silvery radioactive metal of the actinide series, used as a fuel in nuclear reactors and as an explosive in nuclear fission weapons.
semipermeable (of a material or membrane) allowing certain substances to pass through it but not others, especially allowing the passage of a solvent but not of certain solutes.
sparking device a device used to crete enough heat to spark a flame using tiny sparks
methanol a toxic, colorless, volatile flammable liquid alcohol, originally made by distillation from wood and now chiefly by oxidizing methane.
nitrate a salt or ester of nitric acid, containing the anion NO3− or the group —NO3. "the fertilizer is usually a basic nitrate"
organism an individual animal, plant, or single-celled life form.
solar of, relating to, or determined by the sun.
solvent able to dissolve other substances.
stagnent (of a body of water or the atmosphere of a confined space) having no current or flow and often having an unpleasant smell as a consequence.
sucrose a compound that is the chief component of cane or beet sugar.
Created by: AlphaWhiteWolf