Find the orbital speed of a satellite in a circular orbit 3.45 x 10^7 m above the surface of the Earth. What are the processes that are responsible for the formation of an elliptical galaxy in comparison to a s
If ice did not float on water, all of the oceans would be frozen. Instead, when water in the ocean freezes, it rises to the surface and is warmed by the sun and melts.Answer and Explanation: Less dense materials float on top of more dense materials. While most substances are more ...
aThis product is regularly tested(using AOAC International protocols)for potency and purity by an independent FDA-registered laboratory and found to be tree of detectable levels of mercury,cadmium,lead and PCBs。 这个产品为有力和纯净通常被测试(使用AOAC国际协议)由一个独立粮食与药物管理局登记的实验...
aThe high carbon content in 1.4970 and observed precipitations of TiC and other impurities, mainly sulfur of up to 5-lm extension may be the reason for a forced penetration through the steel surface. 高碳内容在1.4970和TiC被观察的precipitations和其他杂质,由5lm引伸决定主要硫磺也许是牵强的渗透的原...
Studs Terkel You know, as, Willie Dixon, I was thinking perhaps just before we -- it's all too short a session, because all we do is scratching the surface, you're going to have a book on the blues soon yourself, Nothing But the Blues, and I know Mama Thornto...
Any external or internal forces that trigger the earth's surface to break open and release gases and lava are referred to as volcanos. These gases and lava arise from the magma layer.Answer and Explanation: The direct and indirect haza...
Pressure is a measure of how much force is being applied across a given cross-sectional area. Given two people of the same bodyweight, but one standing on tiptoes and the other on the whole surface of his feet, we may say that the person on tiptoes is exertin...
Define and explain the process of electrolysis in electrolytic cells. Explain why it is beneficial to us to have UV-A radiation reach the surface of the earth. Explain the following statement: "Matter and radiation have dual nature." Describe the Raschig process. Describe briefly why the ...