题目The warming of Earth's climate(气候) is called global(全球的)warming .If global warming carries on,many plants and animals living today on the Earth could have problems surviving(生存).It could also mean more droughts(干旱)and floods(洪水).Over the last one hundred ...
So that’s what created the water M: It’s not the collision that created water. Comets contain water. They’re made up mostly of cosmic dust and water. When they collide with the atmosphere, they break up. And the water they contain rains down to earth. Ocean water came from that ...
“When energy is released from the Sun, via a solar flare or a coronal mass ejection, all of that energy in the form of radiation rides down the magnetic field lines of Earth and is transferred and dumped into the Earth’s atmosphere.”...
During a total lunar eclipse, the lunar surface turns a rusty red color, earning the nickname "blood moon". The eerie red appearance is caused by sunlight interacting withEarth's atmosphere. When sunlight reaches Earth, our atmosphere scatters and filters different wavelengths. Shorter wavelengths ...
In the past, people thought that we couldtake whatever we wantedfrom the planet, without any consequences! Now, we know that’snot true.If we keep taking as much as we want, whenever we want, our planet’s resources could one dayrun out. ...
1 .After the “Big Bang”, the earth was just a cloud of 2 dust.Somehow it 3 loudly with fire and rock, which made the earth's atmosphere.As the earth cooled down, water began to appear on its 4 which was important for the beginning of life.Then living animals 5 on the earth. ...
– a streak of light flashes across the sky, as a tiny piece of cometary debris enters and burns up in the earth’s atmosphere. Perhaps the reason meteor showers are so fascinating is because they remind us that there isa lotof stuff in space – more than we can see or imagine – an...
英语考试The atmosphere is a blanket of gases around the Earth,For thousands of years these gases have kept the planet's temperature at about 15°C.How?By trapping some of the sun's heat,But now,because of pollution,there are more and more hot gas
Make sure to use your skills to write about what matters for your story. Descriptive language needs to align with the scene's purpose. 2. Purple prose can make your reader feel stupid. Purple in ancient Rome was a sign of royalty and wealth—and by extension, pretentiousness. If you were...
However, it would be principally impossible to solve the mystery from the standpoint of this hypothesis because any gene encoding a mature protein could never be formed in the absence of a target protein or in the absence of protein, even if RNA could be produced on primitive Earth. On the...