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☆☆☆☆☆Cards in this guide (9)
What is the purpose of having a control in an experiment
Having a control in an experiment allows you to see what happens when no variables are changed. If you do not have a control, you do not have anything to compare your results with after changing variables of the experiment.
In this experiment what is the control
In any experiment there are two groups set up. One is called the control group (sample with normal characteristics) and the other is the experimental group. Control group is also sometimes called placebo.
Which object is used to focus light in a light microscope
Adjustment knobs are used to focus light in a light microscope.
A heat wave that causes an organism to move to a cooler climate is an example of a
stimulus
If you get something in your eyes in the lab what is the most important thing to do
use eye wash station
Why is the era of early humans called stone age
Because it is as old as stone itself.
Who was president when the civil rights act of 1964 act was passed
Lyndon B. Johnson
When dealing with the chemicals in the laboratory which of the following is not safe
It is not safe to drink or eat chemicals.
What is a reactant
A reactant is a substance that participates in and changes during a reaction.
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