根据文章一句"Light is a kind of energy you can see.(光是一种你能看到的力量。)"可知,光能被看到,而非被感知到。所以本题错误。2.【答案】T【解析】本题题干意为光直线移动。根据文章第四句"Light moves in a straight line.(光直线移动。)"可知,本题正确。3.【答案】T【解析】本题题干意为光...
A. Sound energy B. Light energy C. Heat energy D. Electrical E. nergy 相关知识点: 试题来源: 解析 A。当铃响的时候,产生的是声音,声音是一种能量形式,即声能。B 选项光能是由光产生的能量;C 选项热能是由温度差产生的能量;D 选项电能是由电荷流动产生的能量。反馈...
Light energy travels in the form of a wave as it travels. However, no matter is, essential to carry the light energy to travel. This is why the light energy can travel through space where there is no air, whereas it is not the same with sound waves, as they have to travel through ...
sconflictwithherson?A.Toleadintheuseofperiodintexting.B.Toemphasizethegreatpowerofwords.C.Toshowyoungsters?attitudestowardstexting.D.Tosuggesttherightuseofpunctuationmarks.( )6.WhyisJuanAbenanteRinconmentionedinthetext?A.Tomakeassessmentsontherecentstudy.B.Toconfirmthefindingsoftherecentstudy.C.Toputforwa...
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A. Light Emitting Diode B. Light Emitting Device C. Light Energy Diode D. Light E. nergy Device 相关知识点: 试题来源: 解析 A。“LED”是“Light Emitting Diode”的缩写,意思是发光二极管。选项 B“Light Emitting Device”是发光设备;选项 C“Light Energy Diode”是光能二极管;选项 D“Light Energy...
百度试题 结果1 题目is well known, light, like heat, is a form of energy. A. It B. What C. Just as D. As 相关知识点: 试题来源: 解析 B 反馈 收藏
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What Is Light Energy [/caption] Just asking ‘what is light energy’ opens you up to a flood of other questions trying to narrow down the context that you are asking the question in. In photometry, luminous energy is the perceived energy of light. It can also be defined as the ...
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