德甲竞猜

德甲竞猜 > 教育教学 > 文化教学 > 体卫

科学小百科
2018-01-03

为什么星星会一闪一闪的?

WOMENKANDAOXINGSHANSHAN,ZHEIBUSHIYINWEIXINGXINGBENSHENDEGUANGDUCHUXIANBIANHUA,ERSHIYUDAQIDEZHEDANGYOUGUAN。DAQIGEZAIWOMENYUXINGXINGZHIJIAN,DANGXINGGUANGTONGGUODAQICENGSHI,HUISHOUDAODAQIDEMIDUHEHOUBOYINGXIANG。DAQIBUSHIJUEDUIDETOUMING,TADETOUMINGDUHUIGENJUMIDUDEBUTONGERCHANSHENGBIANHUA。SUOYIWOMENZAIDIMIANTOUGUOTALAIKANXINGXING,JIUHUIKANDAOXINGXINGHAOXIANGZAISHANDONGDEYANGZILE。

科学小百科

为什么向日葵总是朝着太阳开花?

德甲竞猜 XIANGRIKUIHUAPANXIAMIANJINGBUDEDIFANG,HANYOUYIZHONGJIAOZUOZHIWUSHENGZHANGSUDEWUZHI。ZHEIWUZHIYOUJIASUFANZHIDEGONGYONG,DANQUEJUYOUYANXUANGUANGXING,MEIYUDAOGUANGXIANSHI,BIANHUIPAODAOBEIGUANGDEYIMIANQU。SUOYITAIYANGSHENGQISHI,XIANGRIKUIJINGBUBIANMASHANGDUODAOBEIGUANGDEYIMIANQU,KANQILAIZHENGKEZHIWUJIUXIANGZHETAIYANGDEFANGXIANGWANQULE。

科学小百科


为什么萤火虫会发光?

YINGHUOCHONGHUIFAGUANGYINWEIZAITAMENDEFUBUMODUANYOUFAGUANGQI,FAGUANGQINEICHONGMANXUDUOHANLINDEFAGUANGZHIJIFAGUANGJIAOSU,SHIYINGHUOCHONGNENGFACHUYISHANYISHANDEGUANG。YINGHUOCHONGFAGUANGDEMUDE,CHULEYAOZHAOMINGZHIWAI,HAIYOUQIUOU、JINGJIE、YOUBUDENGYONGTU。ZHEIYESHITAMENDEYIZHONGGOUTONGDEGONGJU,BUTONGZHONGLEIYINGHUOCHONGDEFAGUANGFANGSHI、FAGUANGPINLVJIYANSEYEHUIBUTONG,TAMEN JIECILAICHUANDABUTONGDEXUNXI。

科学小百科



为什么松鼠的尾巴特别大?

BIEKANQINGSONGSHUDEWEIBA!SONGSHUZAISHUSHANGTIAOLAITIAOQUDETONGSHI,TADEWEIBAZHENGFAHUIHENDADEGONGYONG。TANENGGOULINGSONGSHUZAISHUSHANGTIAOYUESHIDEDAOPINGHENG,BIMIANDIAOXIALAISHOUSHANG。CIWAI,ZHEITIAODADADEWEIBAGENGNENGYUDONGTIANFAHUIBAOHUDEGONGYONG,JINJINWEIZHESONGSHUDESHENQU,JIFANGBIAN,YOUSHIYONG。

科学小百科


为什么海水大多是蓝、绿色?

WANGXIANGDAHAI,HENDUOSHIYEFAXIANHAISHUICHENGXIANLAN、LVSE。KESHI,DANGNIBAHAISHUILAOQISHI,NIQUEZHINENGKANDAOTAXIANGWANGRIDESHUIBAN,TOUMINGWUSE。YUANLAI,HAISHUIBENSHENYUWOMENRICHANGSUOJIECHUDAODESHUIMEIYOUDAFENBIE,YESHITOUMINGDE。WOMENSUOKANDAODELVSE,QISHISHIHAISHUIDUIGUANGXISHOUNENGLIERCHANSHENGCHULAIDEXIANXIANG。ZHIYOULVGUANGNENGBEIHAISHUIXISHOU,CONGERFANSHECHULAI;DANGHAISHUIGENGSHENSHI,LANGUANGYEBEIXISHOU,HAISHUIKANSHANGQUBIANCHENGLELANSE。

科学小百科

冰糕为什么会冒气?

德甲竞猜 BINGGAOMAOQISHIYINWEIWAIJIEKONGQIZHONGYOUBUSHAOYANJINGKANBUJIANDESHUIQI,PENGDAOHENLENGDEBINGGAOSHI,YIYULENGJIUYEHUACHENGWUDIBAOWEIZAIBINGGAOZHOUWEI,KANSHANGQUSIHUSHIBINGGAOZAI“MAOQI”YIYANG。

科学小百科







分享到:

关闭本页

本站镜像域名:cbacctv.com  cbacctv.com.cn
Copyright ©2018 南京市艺术小学(南京小红花艺术团). All rights reserved.
网站地图        公安备案号:32011302320697