Photoplethysmography is used to track of heart rate during a workout
Sound waves are sent out buy the animal/or vessel using sonar and the animal/vessel uses the echo from the original Soundwave that was sent out to determine the distance and size of the object that it hit
There are four _______ in planning an exercise program.
Answer: Out of all the options that are presented above the one that completes the statement and makes it true is variables. Therefore: There are four variables in planning an exercise program. Frequency, mode, intensity, and duration.
I hope it helps, Regards.
I think it’s A (students often walked or rode bikes to school).
All muscle cells share four main properties that distinguish them from other cells. These are Excitability, Contractility, Extensibility and Elasticity.
hope this helps!
