athen your voice calls me back like a wake up call 然后您的话音呼号我象醒来电话[translate] aplay the click sound 播放点击声音[translate] aelements that make up the work and see how much of it is similar. 组成工作并且看见的元素多少它是相似的。[translate]...
Select the correct answer. Which of the following elements makes up the majority of Earth's atmosphere? a. Oxygen b. Hydrogen c. Argon d. Nitrogen Elements in the atmosphere Although the Earth's atmosphere contains a lot of nitr...
of water.And water is very common.In fact,the elements(元素)that make up water(hydrogen and oxygen)are the first and third richest chemicals in the universe.This means that we can find water almost everywhere we look,from the surface of planets in our Solar System to...
What are the elements that make up the majority of the human body?(Image credit: metamorworks via Getty Images) There are 118 elements on theperiodic table, and you might think we are made up of many of them. But that's not the case; the complex systems that make up our bodies have...
and the nitrogen cycle allows scientists to trace the movement of the gas from the atmosphere into the soil, flora and fauna which then decompose and release it back into the atmosphere. It's also present in the base pairs that make up nucleic acid, making it an essential component for ...
Which element is most abundant in the Earth's lithosphere? What are two metals found in the outer core of Earth? What elements make up fats? Which chemical elements might leave the atmosphere faster than others? What characteristic distinguishes native elements from other minerals?
Select the correct answer. Oxygen is the element that makes up more than half of which entity? a. Earth's crust b. Earth's atmosphere c. The human body d. The universe Four of the five answers listed below are macronutri...
Thus, if we limit our search to worlds on which organic molecules are likely to be involved in chemical reactions, we can probably rule out any world that lacks both an atmosphere and a surface or subsurface liquid medium, such as water. 1 ►The creation of life requires a set of ...
What is the origin of the oxygen we breathe, the hydrogen and oxygen (in form of water H2O) in rivers and oceans, the carbon in all organic compounds, the silicon in electronic hardware, the calcium in our bones, the iron in steel, silver and gold in jewels, the rare earths utilized,...
Thus, if we limit our search to worlds on which organic molecules are likely to be involved in chemical reactions, we can probably rule out any world that lacks both an atmosphere and a surface or subsurface liquid medium, such as water. 1 The creation of life requires a set of chemical...