Answer:
it is the three membranes that enclose the vertebrae brain and spinal cord.
A. the magnitude of an earthquake
The correct answer is "spoil" hope this helps, have an amazing day :)
Answer:
independent variable: how much sugar solution used
dependent: the final height of the plant
control: Group a with water only
Explanation:
independent: researcher controls this
dependent: affects of the independent variable
control: used as a measure to see exactly how much the dependent variable was affected