SF #4 - Writing your hypothesis
Sf #5 - Planning your project
Due Date: 11/30
WRITING YOUR HYPOTHESIS
Determine:
Variables: INDEPENDENT VARIABLE
DEPENDENT VARIABLE
CONTROLLED VARIABLE: In a controlled experiment only the independent variable is changed, everything else is constant and are called controlled variables. (Ex. Type and source of the algae, temperature, amount of light, medium in which the algae grows, etc.). CONTROLLED GROUPS: Controlled experiment determine cause and effect. A control group is doesn’t change. (Ex. Controlled Group: kept in the growth medium without any added sulfur. Experimental Group: kept in the same medium with one sulfur-containing compound added.) |
|