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
A. True
The energy for the water cycle does come from the sun.
Enzymes are biological catalyst, they are located in several places in the digestive system . hope this helped .
Answer:
The most important part of the cycle is bacteria. Bacteria help the nitrogen change between states so it can be used. When nitrogen is absorbed by the soil, different bacteria help it to change states so it can be absorbed by plants. Animals then get their nitrogen from the plants.
Explanation:
Hope this helps