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What safety precaution should you take when performing an experiment that involves electricity?
Always perform the experiment under adult supervision.
What variable should you already know before you perform a experiment?
A manipulated variable. (Apex)
What type of scientific investigation should Tyler conduct in order to accurately answer his question through direct observations?
Tyler should perform a controlled experiment
What should you do before you start an experiment with flammable liquid?
Wear a protect suit, eye glasses, glove.
A student wants to perform an experiment to test how much water bean plants need for good growth Which factor should be changed?
The amount of water.
In the experiment of determining melting point why each time fresh paraffin liquid should be taken?
Paraffin oil is nontoxic, noncorrosive and stable.
What should the students do to test these hypotheses?
perform an experiment that attempts to identify the gas above the open beaker
A sentence for research and investigation?
You should use research and investigation to solve that problem.The scientist used research and investigation to perform her experiment. Research and investigation are the foundations of science.
When stacking a load should the mast be tilted to the vertical?
If your question is in regard to a crane's mast, no.
How many variables should have an experiment?
A experiment should only have one variable.
The aim of an experiment should be in the form of a what?
An experiment should be designed to answer a specific question.
Why do scientist perform the same experiment every time?
They should do the same experiment because if one scientist makes a mistake, it can be corrected.
