Fill in the number of heartbeats per minute which you calculated from the Activity lesson page.

Heart rate while dancing: ___________ beats per minute

Heart rate while studying: ___________ beats per minute

Heart rate while riding a bike: _____________ beats per minute

Compare these heart rates and explain why they are different.

Your friend stopped jogging to take a 15 second quick count and counted 40 beats. Show or explain how she would find her beats per minute.