1. Breathing

2. Title: Breathing
Lesson Objectives - Identify what breathing is - Describe what happens to our breathing rate when we exercise - Explain reasons why this happens

3. Breathing, what do you know?
When we breathe in, the diaphragm contracts (goes down) and chest expands
When we breathe out, the diaphragm relaxes (goes up) and chest contracts (goes in)
Inhales air contains:
Oxygen to create energy
Not much carbon dioxide
Exhaled air contains:
Less oxygen and more carbon dioxide.
Oxygen is used up in respiration
Carbon dioxide is produced as a waste product

4. TASK
What changes take place while we exercise? Discuss in pairs and write ideas on mind map
Breathe faster
Breathe deeper
Muscles get tired
Sweaty
Hot
Heart rate increases

5. VIDEO: How to check your heart rate 1.12

6. Measure your resting heart rate for one minute
TASK
Measure your resting heart rate for one minute
What happens to our breathing rate when we exercise?

7. TASK
GROUP 1 – Squats GROUP 2 – Running on the spot GROUP 3 – Star jumps GROUP 4 – Fast punching in air GROUP 5 – Resting
Students to complete the activity for one minute
- Write their breathing rate on the mind map and compare as a class

8. What is a breathing rate?
TASK
What is a breathing rate?
Number of breaths per minute

9. TASK
Breathing rate = Number of breaths per minute Resting Breathing Rate = ______ breaths/minute Sporting Breathing Rate = ______ breaths/minute
Number of breaths per minute

10. TASK Complete the word fill EXTENSION
What are the benefits of exercise?
Why do we sweat?
Number of breaths per minute

11. EXIT TICKET 4 5 6 Identify what breathing is
Describe what happens to our breathing rate when we exercise 6
Explain reasons why this happens
Identify what breathing is
- Describe what happens to our breathing rate when we exercise
- Explain reasons why this happens

12. HOMEWORK
NO HOMEWORK