Answer:
Independent variable: exercise
Dependent variable: grades
Constants: same kind of exercise, same set of students
Yes, there is a control group. The control group are the 10 people that do not exercise
Explanation:
In an experiment, the independent variable is that variable that the experimenter changes or manipulates. In this case, the independent variable is the EXERCISE.
The dependent variable is the variable that responds to changes made to the independent variable or the variable that the experimenter measures. In this case, the dependent variable is the GRADE of the people.
The constant is the variable that the experimenter must keep constant or unchanged throughout the experiment. In this experiment, the constants are the same kind of exercise, same set of people used.
In this experiment, there is a CONTROL GROUP. The control group is the group that does not receive the experimental treatment in the experiment. In this case, The control group are the 10 people that do not exercise
Answer:
Drugs can be both good and bad for you, like health drugs or anesthetics.
Some drugs CAN be addictive, alchohol can be a type of drug, cigars contain drugs, not all drugs are illegal, some drugs can be eaten.
When a population of birds that are separated into a different area, they might find a different kind of bird and mate with them. likely they might get killed because of their way of eating and surviving.
I am pretty sure it’s B but I’m not completely positive!!
