One grain of this sand approximately weighs 7* 10^(-5) gHow many grains of sand are there in 6300 kg of sand? Give your answer in standard from. 相关知识点: 试题来源: 解析 4.41* 10^(-1) g 反馈 收藏
How many square meters per day is this? As a crude model for lightning, consider the ground to be one plate of a parallel-plate capacitor and the cloud to be the other plate. The altitude of the cloud is 600 m and its area is 6.5 km^2. How ...
According to the weighted blanket recommended weight chart, the weight of a weighted blanket should be approximately 10% of your body weight. However, there are people who prefer a weighted blanket that weighs from 5% to 12% of their body weight. Below is a weighted blanket weight chart in ...
But this garbage, having passed through a very expensive machine, is somehow ennobled and none dare criticize it. The future of the aircraft industry is still the responsibility of the engineer. Money alone never did and never will create anything. The goal of Computer Science is to build ...
So, it follows that a 100gr charge of 2x 50gr pellets weighs an average of 60.75gr and a 100gr charge of 3x 33gr FireStar weighs 72.95gr. This data does match up reasonably well with the results I obtained from measuring the velocity of each propellant: the 100gr charge of FireStar ...
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This means one has to feed approximately 9-l0 times as much food value to the animal than one can consume from the carcass. As a system for feeding the hungry, the effects can prove disastrous. At times of crisis, grain is the food of life. Nevertheless, the huge increase in poultry ...