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实验一(瓶子吹气球)
"},{"source":0,"img_width":1440,"splicing_template_id":0,"text":"1、准备好瓶子、气球、小苏打、柠檬酸、清水、小勺。
","img_height":1080,"img_url":"https://ss2.meipian.me/users/79018650/b020e5ec4bfe482821aed5206d819377.jpg","source_platform":"local","type":1},{"source":0,"img_width":1080,"splicing_template_id":0,"text":"2、取三勺柠檬酸放入瓶中,加入半瓶清水。
","img_height":1440,"img_url":"https://ss2.meipian.me/users/79018650/53788a39fa4d7ebe57c978d9b6febb02.jpg","source_platform":"local","type":1},{"source":0,"img_width":1080,"splicing_template_id":0,"text":"3、取三勺小苏打放入气球中,气球口子套进瓶口。
","img_height":1440,"img_url":"https://ss2.meipian.me/users/79018650/ef4f6ce78e9be3422c59291a423b8b61.jpg","source_platform":"local","type":1},{"video_thumbnail":"http://static2.ivwen.com/users/79018650/f8ed3a83bb05859362f9502724aab144.jpg","source_platform":"local","type":3,"video_url":"https://video.ivwen.com/users/79018650/860afbf68fcbc17ca1ee7bced779e6f2.mp4","text":"4、把放入气球里的小苏打倒入瓶中。哇!瓶子有里产生大量的气体真的把气球吹大了。原来小苏打与柠檬酸混合产生大量的二氧化碳气体,正是这些气体把气球吹大了。
"},{"splicing_template_id":0,"source_platform":"local","source":0,"type":1,"text":"实验二(蜡烛吸水)
"},{"source":0,"img_width":1080,"splicing_template_id":0,"text":"1、准备平底盘子、烧杯、色素、蜡烛
","img_height":1440,"img_url":"https://ss2.meipian.me/users/79018650/d22e43d346e91043991fb6c170d30da8.jpg","source_platform":"local","type":1},{"source":0,"img_width":1080,"splicing_template_id":0,"text":"2、在盘子中放入150ml清水,滴入2滴色素溶于水中。
","img_height":1440,"img_url":"https://ss2.meipian.me/users/79018650/76622b14611bf41c2a9b4f9f8445e45c.jpg","source_platform":"local","type":1},{"source":0,"img_width":1440,"splicing_template_id":0,"text":"3、点燃蜡烛放于水面上。
","img_height":1080,"img_url":"https://ss2.meipian.me/users/79018650/68c4026e947ab4c72412545d931c6800.jpg","source_platform":"local","type":1},{"video_thumbnail":"http://static2.ivwen.com/users/79018650/9e8e97d6bc84533df092575cc22f3b71.jpg","source_platform":"local","type":3,"video_url":"https://video.ivwen.com/users/79018650/afa1d99297b652e74838cee751a7ac17.mp4","text":"4、扣上烧杯。慢慢地发生了变化:蜡烛熄灭了;烧杯中的水位上升了。
这是因为燃烧需要高消耗氧气,当扣上烧杯之后,隔绝了空气的流动,消耗了杯中剩余的氧气,蜡烛就熄灭了;烧杯中气压减小,杯外的气压大,形成了气压差,就把水挤进了烧杯中。
"},{"splicing_template_id":0,"source_platform":"local","source":0,"type":1,"text":"实验三(感温变色)
"},{"source":0,"img_width":3024,"splicing_template_id":0,"text":"1、准备好一个烧杯,感温变色纸,热水,把感温变色纸贴在烧杯一侧。
","img_height":4032,"img_url":"https://ss2.meipian.me/users/79018650/ded5ae29db6348ddb00431f8d7580d7c.jpeg","source_platform":"local","type":1},{"video_url":"http://video.ivwen.com/users/79018650/92e3428557ed4026921d4cfec199b7f3.mp4","img_width":544,"text":"2、往烧杯中加入热水,变色了,黑色慢慢退去变透明色了,图案显示出来了。
这是因为覆盖在贴纸上的黑色材料是一种感温变色材料,当温度升高的时候,黑色的感温材料就会变成透明的,将覆盖在材料下的图案显示出来了。
","img_height":960,"source_platform":"local","video_thumbnail":"http://static2.ivwen.com/users/79018650/5dbc498ada834efd9cbee422ac1313e3.jpg","type":3,"video_length":11},{"splicing_template_id":0,"source_platform":"local","source":0,"type":1,"text":"实验四(瓶子吹泡泡)
"},{"source":0,"img_width":3024,"splicing_template_id":0,"text":"1、准备好洗洁精、一只瓶子、一杯温水、一杯热水、小棒。
","img_height":4032,"img_url":"https://ss2.meipian.me/users/79018650/4197628045d849928775e889d42763b9.jpeg","source_platform":"local","type":1},{"video_url":"http://video.ivwen.com/users/79018650/f543a95ebed2444884bb3a80c3579b4c.mp4","img_width":1080,"text":"2、在一杯温水中加入洗洁精,用小棒搅拌均匀,把瓶口放入搅拌过的温水中,拿起瓶子,把瓶底放入一杯热水中,瞧!瓶子吹泡泡了,泡泡慢慢地变大了。
这是因为热水使瓶中的空气受热膨胀了,所以就吹出了泡泡。
","img_height":1920,"source_platform":"local","video_thumbnail":"http://static2.ivwen.com/users/79018650/9c9c924c76d247c0a086938b60f49e68.jpg","type":3,"video_length":46},{"splicing_template_id":0,"source_platform":"local","source":0,"type":1,"text":"实验五(晒盐)
"},{"source":0,"img_width":2000,"splicing_template_id":0,"text":"1、准备好盐、烧杯、搅拌棒、温度计、盘子
","img_height":3000,"img_url":"https://ss2.meipian.me/users/79018650/f7341e2f8c0f4092bbb7041825d20b7a.jpeg","source_platform":"local","type":1},{"source":0,"img_width":3024,"splicing_template_id":0,"text":"2、取用35摄氏度、55摄氏度、80摄氏度的热水溶解的浓盐水20ml,分别放入小盘子中,放在通风,光照的地方,期待它们的变化。
","img_height":4032,"img_url":"https://ss2.meipian.me/users/79018650/69ea7dd225c9425cbb4639def9e3d74e.jpeg","source_platform":"local","type":1},{"source":0,"img_width":3024,"splicing_template_id":0,"text":"3、这是35摄氏度温水溶解的盐水晒出的盐。
","img_height":4032,"img_url":"https://ss2.meipian.me/users/79018650/39ea48047e814a5cbeef59613907942b.jpeg","source_platform":"local","type":1},{"source":0,"img_width":3024,"splicing_template_id":0,"text":"4、这是55摄氏度温水溶解的盐水晒出来的盐。
","img_height":4032,"img_url":"https://ss2.meipian.me/users/79018650/6b982eab44cf406fafc5ca096a21b5e6.jpeg","source_platform":"local","type":1},{"source":0,"img_width":3024,"splicing_template_id":0,"text":"5、这是80摄氏度热水溶解的盐水晒出来的盐。
","img_height":4032,"img_url":"https://ss2.meipian.me/users/79018650/8b327708aafa4b87a6d3aa4686e14349.jpeg","source_platform":"local","type":1},{"source":0,"img_width":3024,"splicing_template_id":0,"text":"经过8天的观察,我发现三盘晒出的盐比原来的盐颗粒大了很多。三盘盐相比较,35摄氏度那盘的盐颗粒稍微大点。
","img_height":4032,"img_url":"https://ss2.meipian.me/users/79018650/bdffe3735ade4e8e86691e7f5ff0210e.jpeg","source_platform":"local","type":1}]},"ext":{"id":116275567,"article_id":207483525,"ip":"123.96.233.139","origin_status":0,"edit_from":0,"client_type":4,"password_v2":"","uv":1,"font_id":5,"title_style":"","rich_text_title":null,"gift_switch":0,"deleted_at":0,"recycle_expired_at":0,"share_with_nickname":0,"enable_watermark":0,"music_id":0,"music_source":-1,"_auto_update_time":"2024-01-25 06:03:25"},"extend":{"article_id":207483525,"enable_download":1}},"author":{"id":79018650,"nickname":"浅苍南","head_img_url":"https://ss2.meipian.me/users/79018650/5e56bb991a6d9e20adf4d9fc28a06316","column_visit":28,"signature":"","favorite_count":0,"follow_count":1,"follower_count":11,"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":"ojq1tt_TgW-P6YhKyXUyGUslMmfI","country":"","province":"","city":"","career":null,"birthday":0,"gender":0,"reg_time":1579697643,"e_id":"","bedge_img":"","label_img":"","review_level":1,"token":"08b0a25e477f21892b8c3f51d8a8ffe2","enable_reward_switch":false,"enable_water_mark_switch":0,"plainNickname":"浅苍南","member_status":1,"member_img":"","ext":null,"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":"681f195468ed38d4ebb51f4948191562","im_id":"","yx_im_token":"","last_visit_time":1708348353,"login_token":"oRerpsncxo2N8Fd0rH7K_JnLCz0g 29_ScnByPEZ69ayt92AQgocDEtdlDoTRO5WX_7zQ9ES5_rSUr2Rfwzzsia5rC5Ze0uP6OrBrJ5egweDLzHDUx3urFpKg0dXvgyKN21xY8J5Il4","ip_address":"39.171.114.85","phone_num":"13587078560","device_id":"53be35c33ddf4371be19d675abb7cf80","reviewer":0,"review_time":0,"account_state":0,"balance":0,"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":"","city_user":"","user_id":79018650,"qq_id":"","apple_id":"","badge_img_url":"","reward_url":"https://www.meipian.cn/wap/reward/view/index.html?mask_id=2nbec0x9&author_user_id=79018650&article_title=%E5%B0%8F%E5%AE%9E%E9%AA%8C+%E2%80%94%E2%80%94%E8%8B%97%E8%AF%91%E4%BA%88","memo_name":""},"content":[{"splicing_template_id":0,"source_platform":"local","source":0,"type":1,"text":"实验一(瓶子吹气球)
"},{"source":0,"img_width":1440,"splicing_template_id":0,"text":"1、准备好瓶子、气球、小苏打、柠檬酸、清水、小勺。
","img_height":1080,"img_url":"https://ss2.meipian.me/users/79018650/b020e5ec4bfe482821aed5206d819377.jpg","source_platform":"local","type":1},{"source":0,"img_width":1080,"splicing_template_id":0,"text":"2、取三勺柠檬酸放入瓶中,加入半瓶清水。
","img_height":1440,"img_url":"https://ss2.meipian.me/users/79018650/53788a39fa4d7ebe57c978d9b6febb02.jpg","source_platform":"local","type":1},{"source":0,"img_width":1080,"splicing_template_id":0,"text":"3、取三勺小苏打放入气球中,气球口子套进瓶口。
","img_height":1440,"img_url":"https://ss2.meipian.me/users/79018650/ef4f6ce78e9be3422c59291a423b8b61.jpg","source_platform":"local","type":1},{"video_thumbnail":"http://static2.ivwen.com/users/79018650/f8ed3a83bb05859362f9502724aab144.jpg","source_platform":"local","type":3,"video_url":"https://video.ivwen.com/users/79018650/860afbf68fcbc17ca1ee7bced779e6f2.mp4","text":"4、把放入气球里的小苏打倒入瓶中。哇!瓶子有里产生大量的气体真的把气球吹大了。原来小苏打与柠檬酸混合产生大量的二氧化碳气体,正是这些气体把气球吹大了。
"},{"splicing_template_id":0,"source_platform":"local","source":0,"type":1,"text":"实验二(蜡烛吸水)
"},{"source":0,"img_width":1080,"splicing_template_id":0,"text":"1、准备平底盘子、烧杯、色素、蜡烛
","img_height":1440,"img_url":"https://ss2.meipian.me/users/79018650/d22e43d346e91043991fb6c170d30da8.jpg","source_platform":"local","type":1},{"source":0,"img_width":1080,"splicing_template_id":0,"text":"2、在盘子中放入150ml清水,滴入2滴色素溶于水中。
","img_height":1440,"img_url":"https://ss2.meipian.me/users/79018650/76622b14611bf41c2a9b4f9f8445e45c.jpg","source_platform":"local","type":1},{"source":0,"img_width":1440,"splicing_template_id":0,"text":"3、点燃蜡烛放于水面上。
","img_height":1080,"img_url":"https://ss2.meipian.me/users/79018650/68c4026e947ab4c72412545d931c6800.jpg","source_platform":"local","type":1},{"video_thumbnail":"http://static2.ivwen.com/users/79018650/9e8e97d6bc84533df092575cc22f3b71.jpg","source_platform":"local","type":3,"video_url":"https://video.ivwen.com/users/79018650/afa1d99297b652e74838cee751a7ac17.mp4","text":"4、扣上烧杯。慢慢地发生了变化:蜡烛熄灭了;烧杯中的水位上升了。
这是因为燃烧需要高消耗氧气,当扣上烧杯之后,隔绝了空气的流动,消耗了杯中剩余的氧气,蜡烛就熄灭了;烧杯中气压减小,杯外的气压大,形成了气压差,就把水挤进了烧杯中。
"},{"splicing_template_id":0,"source_platform":"local","source":0,"type":1,"text":"实验三(感温变色)
"},{"source":0,"img_width":3024,"splicing_template_id":0,"text":"1、准备好一个烧杯,感温变色纸,热水,把感温变色纸贴在烧杯一侧。
","img_height":4032,"img_url":"https://ss2.meipian.me/users/79018650/ded5ae29db6348ddb00431f8d7580d7c.jpeg","source_platform":"local","type":1},{"video_url":"http://video.ivwen.com/users/79018650/92e3428557ed4026921d4cfec199b7f3.mp4","img_width":544,"text":"2、往烧杯中加入热水,变色了,黑色慢慢退去变透明色了,图案显示出来了。
这是因为覆盖在贴纸上的黑色材料是一种感温变色材料,当温度升高的时候,黑色的感温材料就会变成透明的,将覆盖在材料下的图案显示出来了。
","img_height":960,"source_platform":"local","video_thumbnail":"http://static2.ivwen.com/users/79018650/5dbc498ada834efd9cbee422ac1313e3.jpg","type":3,"video_length":11},{"splicing_template_id":0,"source_platform":"local","source":0,"type":1,"text":"实验四(瓶子吹泡泡)
"},{"source":0,"img_width":3024,"splicing_template_id":0,"text":"1、准备好洗洁精、一只瓶子、一杯温水、一杯热水、小棒。
","img_height":4032,"img_url":"https://ss2.meipian.me/users/79018650/4197628045d849928775e889d42763b9.jpeg","source_platform":"local","type":1},{"video_url":"http://video.ivwen.com/users/79018650/f543a95ebed2444884bb3a80c3579b4c.mp4","img_width":1080,"text":"2、在一杯温水中加入洗洁精,用小棒搅拌均匀,把瓶口放入搅拌过的温水中,拿起瓶子,把瓶底放入一杯热水中,瞧!瓶子吹泡泡了,泡泡慢慢地变大了。
这是因为热水使瓶中的空气受热膨胀了,所以就吹出了泡泡。
","img_height":1920,"source_platform":"local","video_thumbnail":"http://static2.ivwen.com/users/79018650/9c9c924c76d247c0a086938b60f49e68.jpg","type":3,"video_length":46},{"splicing_template_id":0,"source_platform":"local","source":0,"type":1,"text":"实验五(晒盐)
"},{"source":0,"img_width":2000,"splicing_template_id":0,"text":"1、准备好盐、烧杯、搅拌棒、温度计、盘子
","img_height":3000,"img_url":"https://ss2.meipian.me/users/79018650/f7341e2f8c0f4092bbb7041825d20b7a.jpeg","source_platform":"local","type":1},{"source":0,"img_width":3024,"splicing_template_id":0,"text":"2、取用35摄氏度、55摄氏度、80摄氏度的热水溶解的浓盐水20ml,分别放入小盘子中,放在通风,光照的地方,期待它们的变化。
","img_height":4032,"img_url":"https://ss2.meipian.me/users/79018650/69ea7dd225c9425cbb4639def9e3d74e.jpeg","source_platform":"local","type":1},{"source":0,"img_width":3024,"splicing_template_id":0,"text":"3、这是35摄氏度温水溶解的盐水晒出的盐。
","img_height":4032,"img_url":"https://ss2.meipian.me/users/79018650/39ea48047e814a5cbeef59613907942b.jpeg","source_platform":"local","type":1},{"source":0,"img_width":3024,"splicing_template_id":0,"text":"4、这是55摄氏度温水溶解的盐水晒出来的盐。
","img_height":4032,"img_url":"https://ss2.meipian.me/users/79018650/6b982eab44cf406fafc5ca096a21b5e6.jpeg","source_platform":"local","type":1},{"source":0,"img_width":3024,"splicing_template_id":0,"text":"5、这是80摄氏度热水溶解的盐水晒出来的盐。
","img_height":4032,"img_url":"https://ss2.meipian.me/users/79018650/8b327708aafa4b87a6d3aa4686e14349.jpeg","source_platform":"local","type":1},{"source":0,"img_width":3024,"splicing_template_id":0,"text":"经过8天的观察,我发现三盘晒出的盐比原来的盐颗粒大了很多。三盘盐相比较,35摄氏度那盘的盐颗粒稍微大点。
","img_height":4032,"img_url":"https://ss2.meipian.me/users/79018650/bdffe3735ade4e8e86691e7f5ff0210e.jpeg","source_platform":"local","type":1}],"mark":0,"gift":{"icon":"https://ss2.meipian.me/app/article_gift_flower_icon_v2.png","amount":0,"mix_icon":"","mix_persent":0,"display":0},"topic":{"has_vote":0,"vote_rank":0,"vote_count":0},"visitor":{"is_share":false,"visitor_id":0,"visitor_user_id":null,"from":"singlemessage","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":"1","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":"79018650","risk_cheat_info":"","is_cheat_risk":false,"page_visit_id":"PC_55789641066381156207367.60556515","is_good":null,"auth_url":null,"from_auth_callback":0},"watermark":"?watermark/3/image/aHR0cDovL3N0YXRpYzItc3JjLml2d2VuLmNvbS9sb2dvd2F0ZXIucG5n/dy/50/text/QCDmtYXoi43ljZc=/fontsize/320/dx/10/dy/30/fill/I0ZGRkZGRg==/text/576O56-H5Y-377yaNzkwMTg2NTA=/fontsize/320/dx/10/dy/10/fill/I0ZGRkZGRg=="};
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