A possible explanation to a problem that has not yet been tested.
data
theory
hypothesis
fact
3. Multiple Choice
30 seconds
1 pt
This variable in an experiment that is changed by the scientist.
dependent variable
independent variable
data
control group
4. Multiple Choice
30 seconds
1 pt
There are two types of data. Which type of data involves descriptions that cannot be counted or measured?
qualitative
quantitative
5. Multiple Choice
30 seconds
1 pt
In a controlled experiment, how many variables can be worked with at a time?
one
none
two or more
how ever many makes sense.
6. Multiple Choice
2 minutes
1 pt
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
Dependent
Independent
Control
Compound
7. Multiple Choice
2 minutes
1 pt
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?