plasma_ - Michael Murillo 03:52 Secrets of the X chromosome - Robin Ball 05:07 Should we get rid of standardized testing_ - Arlo Kempf 05:41 Master the art of public speaking with TED Masterclass 01:41 Meet the tardigrade, the toughest animal on Earth - Thomas Boothby 04:10 ...
As plasma is ejected from the sun's surface, its temperature skyrockets--and so far physicists have not been able to explain whyRebecca Boyle
While both asteroids and comets have rocky materials in them, what differentiates them is that asteroids also have metallic materials, and comets have dust and ice instead.Answer and Explanation: The plasma tail of a comet always points away from the sun because the material coming off...
We often see plasma nitrided components that have blued but a nondiscolored stripe runs across the top of the part, see below (maybe where it's held for n 您是否知道血浆氮化应该是否变色表面? 如果它是或没有变色,那是否表明任何或那它被暴露了在温度? 我们经常看见血浆nitrided有变蓝的组分,但a ...
“The surface of the Sun is a dense layer of plasma at a temperature of 5,800 degrees kelvin that is continually in motion through the action of convective motions driven by heating from below,” says David Alexander, a professor of physics and astronomy at Rice University. “These convective...
A NASA image of plasma bursting from the sun. Plasma—a hot soup of atoms with free-moving electrons and ions—is the most abundant form of matter in the universe, found throughout our solar system in the sun and other planetary bodies. A new study from University of Rochester researchers...
The earth will not turn for no reason, there is no power in it! Now the earth was 24 hours a week of rotation, because it is at the speed of more than 100 thousand kilometers per hour around the sun, the solar wind and the side thrust encountered on the way, the upper plasma ...
The sun is a fantastic object in our solar system. It’s enormous, and its gravity affects everything in our system. But what is the sun made of? The sun is made of gas and plasma, with gas mostly hydrogen and helium, while the plasma is made of other elements. The sun’s photo...
What is the most common chemical element in the universe?How are all the other chemical elements formed?Define the terms:Galaxy,nebula,black hole,supernova,comet,asteroid,meteorite(这题必须用英文答)How and when is earth thought to have formed?Do the magnetic poles of the earth change?How d...
We set up a null hypothesis that states there is no statistical significance between the biological activity of monoclonal antibody (Rituximab) and the number of conjugated bifunctional chelators. Overall, we have concluded that there is no strong evidence for this hypothesis. However, the literature...