To measure the mass of an object, we can use a(n) ___. A. thermometer B. balance C. voltmeter D. magnet 相关知识点: 试题来源: 解析 B。A 选项 thermometer 是温度计;B 选项 balance 是天平,可以测量物体质量;C 选项 voltmeter 是电压表;D 选项 magnet 是磁铁。反馈 收藏 ...
A ___ is used to measure the mass of an object. A. balance B. thermometer C. pipette D. test tube 相关知识点: 试题来源: 解析 A。balance 是天平,用于测量物体质量;thermometer 是温度计,测量温度;pipette 是移液管;test tube 是试管,后三个都不是测量质量的器材。反馈 ...
The ratio of the weight of an object on Mars to the weight of an object on Earth is 0.4 to 1. How much will a 120 lb astronaut weigh on Mars? The mass of Earth is about 3\times10^{-3} the mass of Jupiter. The mass of Earth is about 6 \times10^{24}\,k...
(57)< Abstract > The known device in order had the depend for temperature measurement component, to measure the mass of bed material, in order for the tip to become thin, has had the measurement aisle which was formed, the surface of the measurement component facing, it has possessed the ...
probability measure就是概率测度，puts mass 1 at the point x大概就是指x处的概率质量为1，或者说P(X=x)=1。这是我的理解。
A ___ is needed to measure the mass of an object. A. balance B. thermometer C. pH meter D. hygrometer 相关知识点: 试题来源: 解析 A。本题考查测量物体质量的仪器。A 选项 balance 是天平,可以用来测量物体的质量;B 选项 thermometer 是温度计,测量温度;C 选项 pH meter 是 pH 计,测量酸碱...
A. scale B. ruler C. thermometer D. magnet 相关知识点: 试题来源: 解析 A。选项 A“scale”是天平,可以用来测量物体的质量;选项 B“ruler”是尺子,用来测量长度;选项 C“thermometer”是温度计,用来测量温度;选项 D“magnet”是磁铁。反馈 收藏 ...
“The security identifier is not allowed to be the owner of this object” (Beginner) Powershell - getting machine names from a text file and run queries, functions and conditions (Exception has been thrown by the target of an invocation ) in powershell [ADSI] Local Groups Users, Users Type...
题目:李政道研究所-粒子核物理研究所特别演讲——The W Boson Mass as door to physics beyond the Standard Model 报告人:Prof. Dr. Matthias Schott(Johannes Gutenberg University of Mainz, Germany) 时间:2022年4月27日( 周三 ) 15:00 主办方:李政道研究所 相关推荐 换一批 21318 直播结束近代量子理论若干...
Measurements of the tritium β-spectrum are reported. Thin sources consisting of a monolayer of tritiated hydrocarbon molecules were used. No indication of a nonzero mass m ν of the electron antineutrino was found. The result is m ν 2 = −24 ± 48 ± 61 eV 2 (1 σ ). An upper ...