Solutions
118 Correct Answers the number of elements on the periodic
table
12ppm Correct Answers is the amount of ozone needed in the
stratosphere to protect us from UV raiation
1st law of motion Correct Answers an object at rest will
remain at rest unless acted upon by another force
1st law of thermodynamics Correct Answers also called law of
energy conservation; energy is neither created nor destroyed
206 Correct Answers the number of bones in the human body
2nd law of motion Correct Answers Force = mass X
acceleration (issac newton)
3 parts of a kidney Correct Answers glomerilia, renal tubule,
nephron
3 supporters of evolution Correct Answers homologous
features, fossil record, molecular biology
3% Correct Answers percent of water on earth is fresh water
3rd law of motion Correct Answers for every action there is an
equal and opposite reaction
,absolute zero Correct Answers The temperature at which
movement of particles stop
acceleration Correct Answers when direction or speed changes
accuracy Correct Answers is how correct data is
acid rain Correct Answers created when oxides of sulfur and
nitrogen change chemically as they dissolve in water vapor in
the atmosphere and return to earth as rain, snow, or fog.
ph of 4.2-4.4
acids Correct Answers compounds that donate hydrogen ion
adrenal gland Correct Answers A pair of endocrine glands that
sit just above the kidneys and secrete hormones that help arouse
the body in times of stress.
agonistic behavior Correct Answers Competition that
determines who wins a prize, such as food or mates.
air pollution Correct Answers the action of releasing particles
and gases into the air
alfred wegner Correct Answers developed the theory of
continental drift
suggested all continents were once together (pangea)
allele Correct Answers the individual trait
,allergens Correct Answers harmless antigens
allopatric speciation Correct Answers The formation of new
species in populations that are geographically isolated from one
another.
altruism Correct Answers when organism will do something to
increase the survival of another at the potential cost of its own
fitness. ex: sharing food
amensalism Correct Answers a relationship in which one
organism is harmed and the other is unaffected
ammonia Correct Answers NH3; used in many cleaners
amoebas Correct Answers a protozoan that moves with
psuedopodia
amplitude Correct Answers Height of a wave (amount of
energy)
ampulla Correct Answers holding house of mature sperm
angiosperms Correct Answers a plant with flowers
anion Correct Answers a negatively charged ion
anode Correct Answers Positively charged electrode
antartica Correct Answers this is the location of the ozone hole
, anther Correct Answers produces pollen grains
antibodies Correct Answers made by b cells, they are the
markers that tag antigens for t cells to recognize
antigens Correct Answers Foreign material that invades the
body
archaebacteria bacteria protista fungi plants animals Correct
Answers the 6 kingdoms
archea eubacteria eukarya Correct Answers the 3 domains
atoll formation Correct Answers volcano, coral growth,
subsidence, erosion, atoll is formed (VC-SEA)
atom Correct Answers this is the basic unit of matter
atomic number Correct Answers this is the number of protons
in an atom; it is also the ID of the atom
atomic theory Correct Answers the explanation of matter and
energy (elements)
autoimmune disease Correct Answers a disease in which the
immune system attacks the organism's own cells
autonamic nervous system Correct Answers involuntary
movement- controls movement of non-skeletal muscles, such as
heart, lungs