them are very large and close to their stars. These "hot Jupiters" are difficult to study because of their proximity to the luminous star, but astronomers might have found an analog in a solar system called WD 0032–317. It's host to an enormous planet that's even hotter than the sun...
billions of kilometers away.But there is one star which is much closer to the Earth.We see it every day as a large,bright ball in the sky.It is called the Sun.It is the only star in our solar system.It gives us heat and light.Without the sun,there would b...
【答案】hotter;the;hottest;the;than;smaller 【解析】(1)根据句意,太阳比其他行星热得多。应用hot的比较级hotter。故选hotter。 (2)句意:事实上,太阳是太阳系最大的。最高级前需加定冠词the。故选the。 (3)句意:地球是最热的行星之一。应用hot的最高级hottest。故选hottest。
The earth is brighter, too. At midday on Kepler-186f, the sky would look the same as during our sunset. And scientists don’t yet know about the temperature on the new planet. There is a good chance that Kepler-186f is much hotter than the earth. Unfortunately, humans will not be ...
C. A planet hotter than others.D. A planet bigger than Jupiter.(2)How do scientists decide a planet's composition?___A. By its heat.B. By its size.C. By telescope.D. By distance.(3)What can we learn about the new planet from paragraph 3?___A. It is in our solar system.B....
【题目】The sun is our star. Ourplanet Earth orbits the sun. Thesun makes a lot of heat andlight.Its surface is about 100times hotter than a hot summer day! It's also very big. Onemillion Earths could fit inside the sun. Our sun and Earthare part of what we call our solar ...
【答案】hotter;the;hottest;the;than;smaller 【解析】(1)根据句意,太阳比其他行星热得多。应用hot的比较级hotter。故选hotter。 (2)句意:事实上,太阳是太阳系最大的。最高级前需加定冠词the。故选the。 (3)句意:地球是最热的行星之一。应用hot的最高级hottest。故选hottest。
no more than 6 planets2. According to Vogt life could existon Gliese 581g becauseA. its size is similar to the earth'sB. it has a limited range of tempera-turesC. water might be found thereD. it orbits very close to its star3. Compared to Gliese 581, the sunA. is hotterB. is ...
Due to its proximity to the Sun, Mercury reaches close to800 degrees Fahrenheiton one side regularly. This side of Mercury is hotter than Venus for most of the year. The other half isn’t as exposed to the Sun and is much colder. ...
The sun is our star.Our planet Earth orbits the sun.The sun makes a lot of heat andlight.Its surface is about 100 times hotter than a hot summer day!It's also very big.Onemillion Earths could fit inside the sun.Our sun and Earth are part of what we call our solarsystem.There are...