Nature & science · Age 9 · Advanced Body Systems (circulation & Respiration)
Long-Term Fitness – Building a Stronger Heart and Lungs Over Time
Understand the long-term effects of regular physical activity on the heart and lungs.
Module
Advanced Body Systems (circulation & Respiration)
Age
Age 9
Duration
10 min
Questions
5
What's in this exercise
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Question 1
Multiple choice
Which type of exercise is BEST known for strengthening the heart and lungs?
Question 2
Multiple choice
Over time, a trained athlete's heart can pump more blood per beat. What is this called?
Question 3
Multiple choice
How does lung capacity change in someone who exercises regularly over many months?
Question 4
True or false
Children who are regularly active tend to have stronger hearts and healthier lungs than those who rarely exercise.
Question 5
Matching
Match each regular exercise effect to its benefit.
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Get started — it's freeMore exercises in this module
Graph Patterns – Understanding What Heart Rate Data Tells Us
Active Bodies – Why Moving More Means a Healthier Heart
Activity and Your Body – How Exercise Changes Breathing and Heart Rate
Inside the Circulatory System – Blood and Its Pathways
Breathing In – How Lungs Bring Oxygen into the Body
What Blood Carries – Oxygen and Nutrients on the Move