A control group in a scientific experiment is a group separated from the rest of the experiment, where the independent variable being tested cannot influence the results. This isolates the independent variable 's effects on the experiment and can help rule out alternative explanations of the experimental results.
Answer:
1.5 Amp is rated for 5 W so it would not be possible
The appropriate unit of measurement for pitch is mel.
On a planet/celestial body with gravity, the acceleration of gravity is the same for everything. Therefore, all three options are correct.
Hope this helps!
