"Changes of Food in the Mouth" Our Body PPT Courseware 3

Description

"Changes of Food in the Mouth" Our Body PPT Courseware 3

Challenge 1: Changes of food in the mouth

Take a bite of bread, chew it 5 times in front of the mirror, and observe the changes in the bread;

Then feel the changes in the bread while chewing it,

Use a mirror to observe the changes in the bread after chewing it 10 times;

And record the changes you see and feel, and finally swallow them.

Thinking: What in the mouth causes the bread to change like this?

Warm reminder: Complete it independently first, and then discuss it with four people in the group. The discussion should be heard by the group members and should not affect other groups. When the music starts, you must immediately sit down facing the blackboard and start reporting

Challenge 2: Observe the teeth

1. Use a mirror to observe the differences in the shapes of the lower row of teeth from the outside to the inside (from different angles). Use pictures to draw the different shapes of teeth. Draw one of each type in the record book.

2. Receive the old man rice, eat in front of the mirror while experiencing which shapes of teeth are used successively, and write the functions behind the teeth of the corresponding shapes.

Warm reminder: You can only receive it after you have drawn it. After writing the function, discuss it. The discussion sound can be heard by the group members and cannot affect other groups. When the music starts, you must immediately sit down facing the blackboard and start reporting

Health reminder

1. Pay attention to the correct method of brushing your teeth

2. Insist on brushing your teeth twice in the morning and evening, for at least 2 minutes each time

3. Choose the right toothbrush and toothpaste

4. Reduce or control sugar in your diet

5. Check your teeth regularly

Keywords: Our body teaching courseware, teaching courseware on the changes of food in the mouth, download of the science PPT courseware for the fourth grade volume of the textbook version, download of the fourth grade science slide courseware, download of our body PPT courseware, PPT on the changes of food in the mouth Courseware download, .PPT format;

For more information about the PPT courseware "Our Body Changes in Food in the Mouth", please click on the "Our Body ppt Changes in Food in the Mouth" ppt label.

"Changes of Food in the Mouth" Our Body PPT Download:

"Changes of Food in the Mouth" Our Body PPT Download Part One: Observing the Mouth What would happen if we put food in the mouth and chew it (jǔ je) for a while? 1. Take a piece of steamed bun and chew it in your mouth. 2. Stop chewing 5 times and observe the texture of the food..

"Changes of Food in the Mouth" Our Body PPT:

"Changes of Food in the Mouth" Our Body PPT Part One: Observing the Oral Observe the changes of several different foods from entering the mouth to before swallowing. What happens to food in the mouth during different chewing times? Teeth in the mouth...

"Changes of Food in the Mouth" Our Body PPT Courseware 4:

"Changes of Food in the Mouth" Our Body PPT Courseware 4 Observe the Mouth Observe the change process of food from entering the mouth to before swallowing. What happens to food in the mouth during different chewing times? Observation method: Take a bite of bread and face...

File Info

Update Time: 2024-11-19

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

Preview