"What happens when you exercise (1)" Our Body PPT Download

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"What happens when you exercise (1)" Our Body PPT Download

Part 1: Importing new lessons

Measure heartbeat and breathing

Today we are going to do an experiment. We are not only competing to see who is better at playing, but also competing to see who has gained more knowledge while playing. Bones, joints and muscles help people move their limbs. What other changes will the movement of the limbs bring?

PPT on what will happen when you exercise, part 2: learning new lessons

Activity 1: Measure breathing and heartbeat

beat:

What changes are happening in our bodies?

Next we will measure heartbeat and breathing. Since breathing and heartbeat are measured at the same time, it is difficult for a student to do these two things well in the same time period. Therefore, in this activity, students are paired up, one person is the data collection object and is responsible for collecting breathing data, and the other is responsible for collecting heartbeat data.

Think about it:

When your body is in a calm state, measure your heartbeat and breathing rate per minute and record them.

Beat for one minute, then measure and record the number of heartbeats and breaths per minute

Please pay attention to solving the following problems while playing:

(1) Clarify the characteristics of a breath and a heartbeat

(2) After three minutes of exercise, measure the number of breathing and heartbeats

PPT on what will happen when you exercise, part three: conclusion summary

What did you gain from today’s study? Group discussions and exchanges, representatives speaking.

When we beat, our body's breathing and heartbeat also change.

What will happen when you exercise? PPT, part 4: Classroom practice

1. Human respiratory organs include: (), (), (), (), etc.

2. Human breathing is actually carrying out (), allowing () to enter the blood and expelling () at the same time.

3. Why does breathing speed up during exercise? ()

What will happen when you exercise? PPT, Part 5: Homework assignments

Use what you have learned to explain why breathing speeds up during exercise?

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For more information about the PPT courseware "What will happen when our bodies move", please click the "What will happen when our bodies move" ppt tag.

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Update Time: 2024-11-24

This template belongs to science courseware Fourth Grade Science Volume 1, Textbook Edition industry PPT template

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