妈妈问我:妞妞,你能闭着眼睛分辨黑白吗?嗯?闭着眼睛怎么能分辨着颜色呢?颜色是用眼睛看的呀,哼!一定是妈妈又要考我什么了,我倒要看看妈妈葫芦里装着什么药了。因此,我就毫不犹豫地肯定回答:不能。肯定不能!
妈妈笑了笑,:我能,你敢打赌吗?打赌就打赌,我才不怕呢。我信心十足。妈妈拿了两块布,一块黑色,一块白色,然后神秘地看了我一眼:跟我来。我们来到太阳底下,妈妈叫我闭上眼睛,然后让我摸那两块布,我摸来摸去,却摸不出个所以然来。妈妈笑着说:你不行,看我的吧!说着妈妈闭上眼睛,让我拿着两块布给她摸,果然,妈妈一摸就马上分辨出黑白了,我不服气,说:哼,不行,你这是变魔术,^_^(哈哈大笑的意思),妈妈大笑,我可不会变什么魔术,这是科学常识,不信你再试试,我闭上眼睛,再摸,还是没感觉,妈妈提示我:难道你不觉得两块布不一样热吗?我一下醒悟过来,对呀,黑布热白布凉,但这和颜色有什么关系吗?
妈妈好象看透了我的心思,说:因为黑色会吸收光源,白色则会反射光源,通常黑色的物体吸收热能比较快比较多,所以在阳光下,穿黑衣服会比穿白衣服热,.......
哦!我知道了!我抢着说:这就是为什么黑布比白布热的原因,也就是为什么闭着眼睛也能分辨出黑布和白布的秘密!
o(∩_∩)o...哈哈,我也得意得哈哈大笑,因为我又学到了一个新知识,我也可以去教别的小伙伴了!
To be patient_要忍耐小学英语作文90字
When someone disagrees with you or offends you, don’t lose your temper. Why? Because it is of no use to do so. You ought to (should) be patient and keep calm lest you should quarrel with him. You must know that patience is not cowardice, but a virtue. I hope that everybody practices it.
In addition, patience will also bring us success. When you meet with difficulties in your work, it is no use losing heart. You must keep on fighting until (till) the final victory belongs to you.
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