Is a theory.
Algebra is not answerd (or answered) because algebra is, in itself, not a question.
The research Question Hypothesis The procedure Materials The results Experiment The conclusion
yes.
To make an experiment valid you have to make sure that the experiments results answer the question that you first started from.
a question that needs to be answerd in a full sentence.
For this question? 100%
That is not a statement it is a question
who made the earth spin
haha i answerd a question
This appears to be a question about an experiment. We can't tell you what the results of the experiment were because we weren't there.
you just answerd your own question
controlled results stay the same in an experiment