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Bio Lab Exam #1
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What is the difference between a Hypothesis and a Theory?
A hypothesis is an idea based on an observation and a theory is an accept plausible gerneral statement as to why things happen.
K H D B C M?
K = 1000
H = 100
D = 10
B = 1
D = .1
C = .01
M = .001
Celsius formula?
C = (F-32) / 1.8
Fahrenheit formula?
F = (C x 1.8) + 32
pH 7 is?
Water! (Has both hydogen & hydroxide ions)
What is diffusion?
The movement of molecules from a grater concentration area to a lower concentration area to create a balance.
What is Osmosis?
It is the diffusion of water across a permeable membrane.
What is concentration gradient?
It is a difference in the concentration of molecules over a distance.
What is dynamic equilibrium?
It is molecules become uniformly distributed.
pH levels?
1 - 6 = acidic
7 = Water
8-14 = basic
How does the temperature effect the rate of osmosis?
A warmer temperature increase the rate of Osmosis, and a colder temperature decreases.
Author
missancy
ID
90363
Card Set
Bio Lab Exam #1
Description
Biology Lab Exam
Updated
2011-06-12T22:33:18Z
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