Answer:

1. What physical activity did your group perform?

What are the types of physical activities?

Types of activity

Walking

Dancing

Swimming

Water aerobics

Jogging and running

Aerobic exercise classes

Bicycle riding (stationary or on a path)

Some gardening activities, such as raking and pushing a lawnmower

And more

2. Are Digestive, Respiratory, and Circulatory Systems involved? How?

Respiratory system takes in oxygen from the air. It also gets rid of carbon dioxide. Your digestive system absorbs water and nutrients from the food you eat. Your circulatory system carries oxygen, water, and nutrients to cells throughout your body


From number 3 I'm confused because I don't know if it's st activity or st ctivity so.. I can't answer number 3, sorry

Answer from number 1, search
https://www.takingcharge.csh.umn.edu/what-physical-activity-fitness

Answer from number 2, search
https://www.mrsd.org/cms/lib/NH01912397/Centricity/Domain/245/body%20systems%20work%20together%20reading.pdf