A student wants to know how different activities affect heart rate so she records the heart rate of another student after sitting for 5 minutes and takes it again after the same student runs in place for one minute.
Which is the dependent and which is the independent variable?
Column A
Column B
1
Type of exercise
a. dependent variable
2.
Heart rate
b. independent variable

how do heroes resolve conflicts in beowulf?

question 15 options:

they sue each other in court

they get a mediator

the seek counseling

they get even or take revenge

explanation:

only about ten percent of the energy at one trophic level is passed on to organisms at the next trophic level. the remainder of the energy is used in life processes or lost as heat.

the answer is z.

the human body has five levels of organization. level 1: cells. cells are the basic units of life and form the first level of organization. cells in the human body have specific functions. examples include nerve cells, blood cells, liver cells, and so on.