When preparing for the portfolio, it is important to read all 3 of the lessons. The actual portfolio assignment is the Google Doc linked at the very end of lesson 3.

Question

The lessons will explain what you'll be doing in the portfolio: investigating how exercise influences your heart rate. According to the lesson, what materials would be helpful for this investigation?

(1 point)
Responses

a stopwatch, timer, or timekeeping device (clock)
a stopwatch, timer, or timekeeping device (clock)

a blood pressure cuff
a blood pressure cuff

a thermometer

Answer 1

For the investigation on how exercise influences heart rate, the materials that would be helpful include:

a stopwatch, timer, or timekeeping device (clock)

This will allow you to accurately measure how long you exercise and monitor your heart rate at different intervals. The other materials, such as a blood pressure cuff or thermometer, are not specifically mentioned as necessary for measuring heart rate in this context.