You are running a marathon and observe that running increases your pulse rate. Using what you know about the scientific method complete the following: 1.Hypothesis:

2.Independent variable:

3.Dependent variable:

4.Controlled variables (at least 3):

5.Control Treatment:

6.Experimental Treatment:

hypothesis is A hypothesis (plural hypotheses) is a precise, testable statement of what the researcher(s) predict will be the outcome of the study.

Explanation:

independent variable is what u can change

dependent variable is the one u can measure

control variable is one u keep the same

control treatment In the design of experiments, treatments are applied to experimental units in a treatment group. In comparative experiments, members of a control group receive a standard treatment, a placebo, or no treatment at all. There may be more than one treatment group, more than one control group, or both

experimental treatment in research, the conditions applied to one or more groups that are expected to cause change in some outcome or dependent variable.

the circumference of the solar disc is 4375246 km, nearly.

explanation: