Scientists measure the speed of light as approximately 299,792,458 _ per second. What is the correct unit? A. kilometers B. meters C. centimeters D. millimeters 相关知识点: 试题来源: 解析 B。解析:光速非常快,其单位是米每秒,千米每秒不符合光速的准确单位,厘米和毫米每秒数值会过小,不符合光速...
The first person to measure the speed of light was ___. A. Galileo Galilei B. Ole Rømer C. Isaac Newton D. Albert E. instein 相关知识点: 试题来源: 解析 B。本题考查光速测量的相关人物。伽利略·伽利雷(Galileo Galilei)在天文学和力学方面有贡献;奥勒·罗默(Ole Rømer)是第一个测量光速...
The first person to measure the speed of light was ___. A. Galileo Galilei B. Ole Rømer C. Albert Einstein D. Isaac Newton 相关知识点: 试题来源: 解析 B。本题考查光速测量的第一人。选项 A 伽利略·伽利雷,在力学方面有重要贡献;选项 C 阿尔伯特·爱因斯坦,提出相对论;选项 D 艾萨克·牛顿...
The Speed of Light 10.4 Using a microwave oven to measure the speed of light How to Measure your Speed - TBAQ The Speed of Light constant speed of light in principle with the speed of light history of the speed of light ( c ) 10.4 using a microwave to measure the speed of light ...
1The speed of light is ___ great for us ___ measure in simple units.A.much; toB.very; toC.too; toD.too; in order to 2 The speed of light is ___ great for us ___ measure in simple units. A. much; to B. very; to C. too; to D. too; in order to 反馈 收藏 ...
A light year is a measure of ___. A. time B. distance C. speed D. mass 相关知识点: 试题来源: 解析 B。本题考查光年的概念。光年是长度单位,是计量天体间距离的单位,所以答案是 B。选项 A“time”是时间;选项 C“speed”是速度;选项 D“mass”是质量。反馈...
百度试题 题目The speed of light being extremely great, we cannot measure it by ordinary methods.相关知识点: 试题来源: 解析 由于光速极大,所以我们不能用普通的方法来测 反馈 收藏
百度试题 结果1 题目6. The speed of light is extremely great, so we cannotmeasure(测量) it by ordinary methods. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
D. the speaker is worried about the future of our society What does the writer really want to say in this passage? A. With tile development of technology pollution has become a serious problem. B. Lower the speed of development to stop pollution. ...
Kathy Ceceri