Manipulated Variable:The speed working on maths problems
Responding Variable: The group that use¬ using a calculator
Controlled Variable:The same maths quetions
Answer:
Algae and sunlight
Explanation:
Algae provides nutrients to planktons enhancing their growth. The planktons are photosynthetic in nature. Energy from the sunlight is used by planktons during photosynthesis to make their own food thus increasing its population.
Answer:
D. decreased supply of energy
Have a good day!
Answer:
Both of these are correct
moves constantly between Earth's surface and the atmosphere
and it is matter that is essential for life
Answer :
Dean Winchester is the older of the two Winchester Brothers, he fights monsters.
Explanation:
