实验探究:马戏团的小猴,在驯陆确洲概称罗湖尽养员发出指令后会做出倒立、翻筋斗等复杂动作.这是复杂反射的一个例子.复杂反射是怎样形成的呢?让我们用鸡、哨子和米作为实验材料来探究来自一下,请分析回答相关问题: (1)假设在一段时间内将给鸡喂米与吹哨的信号结合起来,鸡将形成对哨声刺激的反射.联系自己的生活经验,举出两例狗建
解:(1)在现实中训练动物建立条件反射的例子很多,如马戏团的小狗算算术、狗听到主人的指令取物、狗的定点大360问答小便、狗钻火圈、猴骑车等等.(2)训练鸡将哨声改依掉时地作为进食...
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马戏团的小猴,在驯养员发出指令后会做出倒立、翻筋斗等复杂动作。这是复杂反射的一个例子音判厂口便属打错们补。某同学用鸡、哨子和米作为实验材料来探究这一复杂反射的建立。请分析回答相关问题: (1)假设在一段时间内将***米与吹哨的信号结合起来,鸡将形成对哨声刺激的反射。联系自己的生活经验,举出一例狗建立复杂反射的实例支持这
试题**:(1)马戏团的小狗来自算算术(或狗听到主人的指令取物、狗的定点大小便等等)(2)先给哨声 实验组(3)听到哨声无反应(4)简单反射(或非条件反射) 大脑皮层
马戏团的小猴,在驯养员发出指令后会做出倒立、翻筋斗等复杂动作。这是复杂反射的一个例子。某同学用鸡、哨子和米作为实验材料来探究这一复杂反射的建立。请分析回答相关问题: (1)假设在一段时间内将***米与吹哨的信号结合起来,鸡将形成对哨声刺激的反射。联系自己的生活经验,举出一例狗建立复杂反射的实例支持这
试题**:(1)马戏团的小狗算算术(或狗听到主人的指令取物、狗的定点大小便等等)(2)先给哨声 实验组(3)听到哨声无反应(4)简单反射(或非条件月省举眼厂跳言范道攻马反射...
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马戏团的小猴,在驯养员发出指令后会做出倒立、翻筋斗等复杂动作。这是复杂反射的一个例子。某同学用鸡、哨子和米作为实验材料来自来探究这一复杂反射的建立。请分析回答相关问题: (1)假设在一段时间内将***米与吹哨的信号结合起来,鸡将形成对哨声刺激的反射。联系自己的生活经验,举出一例狗建立复杂反射的实例支持这
试题**:(1)马戏团的小狗算算术(或狗听到主乐真直人的指令取物、狗的360问答定点大小便等等)(2)先给哨声 实验组(3)听到哨声无反应指山化胜天树南封(4)简单反射(或...
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肩肘倒立时保护者应几应站在练习者的()A.侧方B.前方C.后方D.以上都可以尼曲甲娘兰及右请帮忙给出正确**和分析,谢谢!
正确**:A肩肘倒立时保护着应站在练习者的侧方。
显微镜与开普勒望远镜比较,不同的是显微镜来自A.物镜和目镜都是凹透镜B.物镜的焦距很短,目镜焦距较长C.物镜的焦距很长,目镜焦距很短D.成的像是倒立的
试题**:B试题解析:右图分别是显微镜和开普勒望远镜的成像原理图显微镜目镜焦距长,物镜焦距短,如左图,开普勒望远镜的目镜焦距短,物镜焦距长,正好与显微镜的物镜和目镜的焦距相反,如...
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刚刚落幕的万州来自中学第38届运动会上,女子跳高精彩纷呈引爆全场,如图是我校高一女生背跃式跨过1.60米打破校纪录的场景,请你分析下列说法,错误的是A.跳高时助跑是为了增加动能B.起跳前用力蹬地利用的是力的作用是相互的C.腾空之后还能继续上升,是因为受到了向上的冲力D.旁边拍照的相机是利用了凸透镜成倒立
试题**:C试题解析:360问答分析:A、在质量一定的情况下,物体的速度越大,动能越大;B、物体间力的作用是相的正是般上图增苗言互的,施力物体同时也是受力物体获娘刑服后;C、物体...
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光的世界丰富多彩,光学器件在我们的生活、学习中有着广泛应用.下列说法中不符合实际的是A.阳光通过凸透镜可以点燃纸来自屑,是利用凸透镜对光线的会聚作用B.照相时,被照者应站在距镜头二倍焦距以外C.借助放大镜看地图时,地图到放大镜以况核的距离应大于一倍焦距D.使用幻灯机时,为了在屏幕上得360问答到正立的像,幻灯片应倒立放
试题答案:C试题解析:分析:A、平行于主光轴的光线经凸透镜折射后折射光线会聚于焦点;B、照相机利用的是凸透镜成像时:u>2f,成倒立缩小的实像;C、放大镜利用的是凸透镜成像时:u...
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乔乔**者是什么?
科普一下JOJO**:乔乔**(Jojoism)是一个生造词。由荒木飞吕彦著《JOJO奇妙冒险》开创,派生出服装设计、摇滚指南、电影欣赏、数理化科研以及瑜珈柔体操在内的波普艺术。...
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关于动物的散文急!急?
推荐《鲸背上的少年》《白驯鹿的九叉犄角》《大象马戏团》。前两部魔幻色彩比较重,最后一部写实色彩重一些。先重点说说《大象马戏团》。我自小在皖南乡间长大,对动物、植物有一种深厚的亲近...
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火影忍者漫画已经出完了,但是最后我却没看懂,鸣人的老婆到底是不是雏田?
火影忍者700话大结局更新了!!鸣人终于当上了火影,老婆是雏田,儿子叫博人,女儿叫日葵,佐助娶了小樱,女儿名字叫莎拉娜,鹿丸和手鞠结婚,儿子叫鹿代。 木叶丸当上了老师,伊鲁卡和...
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“影”阳伯能矛底是我们日常生活中常见的光现象,如做光学游戏形成的“手影”,剧院放映的“电影”,湖岸景色在水中形成的“倒影”,春游时留下美好记忆的照片---摄影等,以下列出的“影”与物理知识对应关系正确的是A.手影---光的直线传播B.倒影---平面镜成像C.电影---光的直线传播D.摄影---光的折射
试题**:ABD试题解析:分析:本题要把手影、倒影、摄影、电影的道理弄清,知道其光学原理.解答:A、手影是影子,光在沿直线传播过程中遇到不透明的物体,在物体的后面来自形成的光照不...
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影是我们日常生活中常见的光现象.如光学游戏形成的“手影”;剧院放出“电影”;湖岸在水中“倒影”;春游时留下来自美好记忆的照片“摄影”.下列列出“影”与物理知识对应关系不正确的是A.手影--光的直线传播B.摄影--光的反射C.电影--凸透镜成像D.倒影--平面镜成像
试题**:B试题解析:分析:各种影的形成都与光的传播有关,本题要把手影、倒影、电影、摄影道理弄清,知道其光学原理.利用光的直线传播、光的反射、光的折射解释这几种“影”形成的原因....
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