Distance= 10 meters and displacement = 0
Distance = 10 meters and displacement = 10 meters
Distance = 10 meters and displacement = 1 meter
I believe the correct answer is C
Her conclusion is invalid because using sand instead of soil slows down plant growth. Fertilizer, on its own, does not 'greatly' increase the size of the plant.
The correct way to do this experiment would be to keep all other parameters same, except the fertilizer. This will give her accurate results.
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D- weight is a measure of the force of gravity on objects
A. Organisms with less desirable traits do not reproduce
is the answer
