光與暗的聯繫I
Authored by Yong Tian
Physical Ed
3rd Grade
Used 13+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
下列何者不是重子物質？
原子
暗物質
恆星
電漿
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
下列何者不是電磁波？
Ｘ射線
重力波
可見光
紅外線
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
萬有引力定律可以計算重力質量？
是
否
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
重子質量可以用光學估算？
是
否
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1932年，茲威基發表本星系(Milky Way)的恆星運動學，他發現動力學所得到的質量是發光物質的三倍。
是
否
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
當光源靠近觀測者時，觀測者觀察到的電磁波會發生紅移？
是
否
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
1929年，美國天文學家艾德溫・哈伯發現距離銀河系越遠的星系退行越快？
是
否
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