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How has comets helped the study of space?
Comets come from the coldest parts of the universe and contain ice and organic materials. Scientists believe that impacts from comets on earth are responsible for contributing to organic materials and possibly life on earth.
What events happened in the past that allowed water to form and exist on Earth?
Most scientists believe water came in ice form on comets or meteors that crashed into the Earth.
Do comets and asteroids both develop glowing tails near the sun?
no, only comets develop glowing tails.Fun Fact:some scientists called comets "dirty snowballs"
Which of these extraterrestrial bodies do scientists think brought water to Earths surface?
Scientists believe that comets and asteroids may have brought water to Earth's surface. These bodies contain significant amounts of water ice that could have been delivered to Earth through impacts during the early formation of the solar system.
What things do humans believe comets brought to earth before life began?
Some scientists, notably Sir Fred Hoyle, believed that comets were a substantial source of water for the Earth. It's even possible that life itself came from space as microscopic spores or bacteria.
What do the scientist believe brought water to earth?
Scientists believe that water was brought to Earth by comets and asteroids during the early formation of the solar system. This theory suggests that the impact of these celestial bodies delivered water and other volatile substances to our planet.
Scientists believe the moon has been hit by numerous meteoroids because they can see that it has what?
Because the Moon has so many impact craters, scientists believe that this was caused by meteoroids, asteroids, and comets colliding into its surface at an average speed of 20 kilometers per second. The Moon's surface has millions of both simple and complex impact craters.
Why do astronomer believe they can learn about the early earth by studying comets?
Because comets were created about the same time as the Earth.
What did Roman Emperor Nero believe about comets?
Nero did not believe anything about comets. The ancient Roman historian Tacitus reported that a comet occurred during the reign of Nero.
How ocean is formed by comeps?
Comets containing ice hit the earth, the ice melted and contributed to our oceans. Scientists don't know what percentage of our ocean came from comets.
Are comets close to the inner or outer part of the solar system?
I scientifically believe that comets are closer to the outer part of the solar system.
Which planet crashed into Venus?
Scientists do not believe that any planet ever crashed into Venus.
