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NaCl
salt
an eclipse of the sun throws the shadow of the
moon on earth
air is less dense than water because
its molecules are further apart
salt helps melt ice because it
lowers the freezing point of water.
catalysts
are substances that increase the rate of a chemical reaction without being consumed in the process.
the principle gas in the earths atmosphere is
nitrogen
air is less dense than water because
its molecules are further apart
100 celciuse is equal too
212 f
what is false about photosynthesis
releases carbon dioxide and water
what type of rock is formed by compacting of small rocks, minerals and organic particles
sedimentary
how many atoms are present in 6 molecules of carbon dioxide
18
what is not a cell organelle
cytoplasm
in mechanical motion what is the combo of displacement and force called
work
what is not a characteristic of meiosis
two cells are formed
mitochondria produce energy for a cell through what process
respiration
isotopes are??
atoms of the same element that have different numbers of neutrons
what measurement is vector of distant traveled per unit of time
velocity
which biological classification is most narrow
species
which body system allows you to see?
nervous system