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①通过操实验过程过程,初步理解制作的实验步骤,感知气体流速越大,气压越小。
②激发幼儿好奇心,喜欢科学小制作,体验游戏的快乐。","type":1},{"img_height":546,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/ce6dcc2e-7e8d-4598-821a-6e1e630e4b7b__jpg.heic","img_width":828,"source":0,"source_platform":"local","splicing_template_id":0,"text":"
1.将纸巾揉成一大一小的两的纸团。
2.将瓶子平放在桌面上然后将小纸团放在瓶口
3.对准瓶口的纸团吹气观察纸团的运动情况
4.选取大纸团放在瓶口对准瓶口吹气并观察纸团的运动情况。","type":1},{"img_height":556,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/caefe21a-96be-4005-8878-1fa475851099__jpg.heic","img_width":828,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvY2FlZmUyMWEtOTZiZS00MDA1LTg4NzgtMWZhNDc1ODUxMDk5X19qcGcuaGVpYw==/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"},{"img_height":536,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/51b25c47-a2eb-4d99-96b2-21258dc828b3__jpg.heic","img_width":828,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvNTFiMjVjNDctYTJlYi00ZDk5LTk2YjItMjEyNThkYzgyOGIzX19qcGcuaGVpYw==/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"},{"img_height":732,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/d4cf9fe8-c5b7-43a8-a086-b42109f2493a__jpg.heic","img_width":828,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvZDRjZjlmZTgtYzViNy00M2E4LWEwODYtYjQyMTA5ZjI0OTNhX19qcGcuaGVpYw==/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"},{"img_height":656,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/f4af2dbc-3e66-4444-abfa-a7b3584201c4__jpg.heic","img_width":828,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvZjRhZjJkYmMtM2U2Ni00NDQ0LWFiZmEtYTdiMzU4NDIwMWM0X19qcGcuaGVpYw==/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"},{"img_height":630,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/372fd670-6e60-4cc9-8fd0-fb4698650d43__jpg.heic","img_width":828,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvMzcyZmQ2NzAtNmU2MC00Y2M5LThmZDAtZmI0Njk4NjUwZDQzX19qcGcuaGVpYw==/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"
由于瓶內被空气占满,再往里增加一点空气空气就会溢出来。气流进不到瓶内却在瓶口形成了一个低压区。根据伯努利效应气体流速越大,压强越小吹出的气流瓶內静止空气的压强低于是纸团不但不会被吹进瓶子里反而会被瓶子里的空气推出来。","type":1},{"img_height":864,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/25ab367b707340b2b90bdd8d6c61ca9d__jpeg.heic","img_width":1152,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvMjVhYjM2N2I3MDczNDBiMmI5MGJkZDhkNmM2MWNhOWRfX2pwZWcuaGVpYw==/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"
五、活动延伸(课后小任务)
小朋友们,你们完成实验了吗?小手动起来我们一起做,一起看看哪位宝贝完成的最快呢?😚
我们下节课再见!👋🏻","type":1},{"img_height":240,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/58017859085b490d887061ea13c4721c.gif","img_width":429,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvNTgwMTc4NTkwODViNDkwZDg4NzA2MWVhMTNjNDcyMWMuZ2lm/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"}]},"ext":{"id":126813216,"article_id":215852637,"ip":"223.104.47.119","origin_status":0,"edit_from":0,"client_type":1,"password_v2":"","uv":3,"font_id":3,"title_style":"","rich_text_title":null,"gift_switch":1,"deleted_at":0,"recycle_expired_at":0,"share_with_nickname":0,"enable_watermark":0,"music_id":0,"music_source":-1,"_auto_update_time":"2024-08-12 13:24:46"},"extend":{"article_id":215852637,"enable_download":1}},"author":{"id":11735417,"nickname":"陳丫Y 丫Y","head_img_url":"https://ss-mpvolc.meipian.me/users/11735417/3ec1d62c99d34e0b8d3c7281d8260bb6.jpg","column_visit":260,"signature":"","favorite_count":0,"follow_count":3,"follower_count":43,"famous_type":0,"autoplay_music":1,"text_preference":1,"client_type":1,"reward_word":"如果喜欢我的作品,请打赏鼓励哦!","member_type":0,"wechat_id":"ojq1tt9lUX197r1Qw8ZSrLUiFNic","country":"中国","province":"福建","city":"","career":null,"birthday":0,"gender":0,"reg_time":1491992979,"e_id":"","bedge_img":"","label_img":"","review_level":1,"enable_reward_switch":false,"enable_water_mark_switch":1,"plainNickname":"陳丫Y 丫Y","member_status":1,"member_img":"","ext":null,"phone_num":"139****9097","head_attach_img":null,"badge":null,"onlive":false,"qualification":null,"biz_info":{"is_biz_user":false,"share_domains":[]},"headwear":{"icon":"","animation":"","config":{},"param":{}},"cover_img_url":"","weibo_id":"","vwen_id":"b41869c0bb64e06dc16f853da7a7bde9","im_id":"f4c2c52c8c7fb4ca3e557c67994926de","yx_im_token":"","last_visit_time":1664449213,"ip_address":"27.149.84.100","device_id":"d516bc55218544229866355f0cd5324c","reviewer":0,"review_time":0,"account_state":0,"balance":6418,"last_contribution_time":0,"member_expire_time":0,"member_qq_group":0,"web_has_login":0,"longtitude":"0.0000000","latitude":"0.0000000","last_client_type":1,"level":0,"province_user":null,"city_user":null,"user_id":11735417,"qq_id":"","apple_id":"","badge_img_url":"","reward_url":"https://www.meipian.cn/wap/reward/view/index.html?mask_id=2r5t359p&author_user_id=11735417&article_title=%E6%AC%A7%E6%B0%8F%E9%A2%86%E7%A7%80%E5%B9%BC%E5%84%BF%E5%9B%AD%E7%BA%BF%E4%B8%8A%E5%B0%8F%E8%AF%BE%E5%A0%82%E2%80%A2%E7%A7%91%E5%AD%A6%E6%B4%BB%E5%8A%A8%EF%BC%9A%E8%B0%83%E7%9A%AE%E7%9A%84%E7%BA%B8%E5%9B%A2","memo_name":""},"content":[{"img_height":376,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/c797f189e9eb4758930e2c3cb30570de__jpeg.heic","img_width":500,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvYzc5N2YxODllOWViNDc1ODkzMGUyYzNjYjMwNTcwZGVfX2pwZWcuaGVpYw==/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"
①通过操实验过程过程,初步理解制作的实验步骤,感知气体流速越大,气压越小。
②激发幼儿好奇心,喜欢科学小制作,体验游戏的快乐。","type":1},{"img_height":546,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/ce6dcc2e-7e8d-4598-821a-6e1e630e4b7b__jpg.heic","img_width":828,"source":0,"source_platform":"local","splicing_template_id":0,"text":"
1.将纸巾揉成一大一小的两的纸团。
2.将瓶子平放在桌面上然后将小纸团放在瓶口
3.对准瓶口的纸团吹气观察纸团的运动情况
4.选取大纸团放在瓶口对准瓶口吹气并观察纸团的运动情况。","type":1},{"img_height":556,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/caefe21a-96be-4005-8878-1fa475851099__jpg.heic","img_width":828,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvY2FlZmUyMWEtOTZiZS00MDA1LTg4NzgtMWZhNDc1ODUxMDk5X19qcGcuaGVpYw==/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"},{"img_height":536,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/51b25c47-a2eb-4d99-96b2-21258dc828b3__jpg.heic","img_width":828,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvNTFiMjVjNDctYTJlYi00ZDk5LTk2YjItMjEyNThkYzgyOGIzX19qcGcuaGVpYw==/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"},{"img_height":732,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/d4cf9fe8-c5b7-43a8-a086-b42109f2493a__jpg.heic","img_width":828,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvZDRjZjlmZTgtYzViNy00M2E4LWEwODYtYjQyMTA5ZjI0OTNhX19qcGcuaGVpYw==/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"},{"img_height":656,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/f4af2dbc-3e66-4444-abfa-a7b3584201c4__jpg.heic","img_width":828,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvZjRhZjJkYmMtM2U2Ni00NDQ0LWFiZmEtYTdiMzU4NDIwMWM0X19qcGcuaGVpYw==/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"},{"img_height":630,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/372fd670-6e60-4cc9-8fd0-fb4698650d43__jpg.heic","img_width":828,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvMzcyZmQ2NzAtNmU2MC00Y2M5LThmZDAtZmI0Njk4NjUwZDQzX19qcGcuaGVpYw==/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"
由于瓶內被空气占满,再往里增加一点空气空气就会溢出来。气流进不到瓶内却在瓶口形成了一个低压区。根据伯努利效应气体流速越大,压强越小吹出的气流瓶內静止空气的压强低于是纸团不但不会被吹进瓶子里反而会被瓶子里的空气推出来。","type":1},{"img_height":864,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/25ab367b707340b2b90bdd8d6c61ca9d__jpeg.heic","img_width":1152,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvMjVhYjM2N2I3MDczNDBiMmI5MGJkZDhkNmM2MWNhOWRfX2pwZWcuaGVpYw==/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"
五、活动延伸(课后小任务)
小朋友们,你们完成实验了吗?小手动起来我们一起做,一起看看哪位宝贝完成的最快呢?😚
我们下节课再见!👋🏻","type":1},{"img_height":240,"img_url":"https://ss-mpvolc.meipian.me/users/11735417/58017859085b490d887061ea13c4721c.gif","img_width":429,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvMTE3MzU0MTcvNTgwMTc4NTkwODViNDkwZDg4NzA2MWVhMTNjNDcyMWMuZ2lm/nickname/6Zmz5LirWSDkuKtZ/userid/MTE3MzU0MTc=/sign/67bc3e4ba03f89ba40883b5b1a9caafe"}],"mark":0,"gift":{"icon":"https://ss2.meipian.me/app/article_gift_flower_icon_v2.png","amount":0,"mix_icon":"","mix_persent":0,"display":1},"topic":{"has_vote":0,"vote_rank":0,"vote_count":0},"visitor":{"is_share":false,"visitor_id":0,"visitor_user_id":null,"from":null,"channel":null,"theme":null,"in_app":false,"from_web":false,"self_view":false,"timestamp":null,"sign":null,"is_from_app_launch":null,"show_praise":null,"praised":null,"wechat_sign":null,"token":null,"password_v2":null,"visitor_open_id":null,"share_depth":"","visitor_union_id":null,"ua_source":"web","mpuuid":"","isFan":0,"relation_type":0,"member_status":0,"member_img":"","head_attach_img":"","headwear":null,"request":{"attributes":{},"request":{},"query":{},"server":{},"files":{},"cookies":{},"headers":{}},"is_new_guest":0,"first_share_uid":0,"risk_cheat_info":"","is_cheat_risk":false,"page_visit_id":"PC_25403146967f6cab5c3d906.35423310","is_good":null,"auth_url":null,"from_auth_callback":0},"watermark":"?watermark/3/image/aHR0cDovL3N0YXRpYzItc3JjLml2d2VuLmNvbS9sb2dvd2F0ZXIucG5n/dy/50/text/QCDpmbPkuKtZIOS4q1k=/fontsize/320/dx/10/dy/30/fill/I0ZGRkZGRg==/text/576O56-H5Y-377yaMTE3MzU0MTc=/fontsize/320/dx/10/dy/10/fill/I0ZGRkZGRg=="}; var detail = ARTICLE_DETAIL; window.model = { detail: ARTICLE_DETAIL }