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what is geology User: what is oceanography User: The origin of the universe remains a question. The most accepted theory, that suggests our universe started as a hot, dense, compact singularity and suddenly expanded explosively into existence, is called the _____.
Weegy: Big Bang User: The big bang theory is one of the most accepted theories on the origin of the universe because of scientific evidence, such as _____. Weegy: galaxies appear to be moving away from us at speeds proportional to their distance. This is called "Hubble's Law," named after Edwin Hubble (1889-1953) who discovered this phenomenon in 1929. [ This observation supports the expansion of the universe and suggests that the universe was once compacted. ] (More)
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Asked 10/13/2010 3:09:52 PM
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Astronomers have seen stars forming within a nebular cloud. As the nebular cloud condenses and its own gravitational attraction collapses it, heat and energy build up creating _____.
Weegy: d: dust and gas User: Stellar evolution is the life cycle of a star. A cycle suggests that upon death of a star, another star is born. How is this possible? Weegy: d: The death is a supernova. This type of death can produce nebular clouds and trigger the birth of a new star. (More)
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Asked 10/13/2010 3:16:39 PM
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According to Newton's 1st law, the law of inertia, if you hit a baseball with a bat it will _____.
Weegy: bounce back User: According to Newton's 2nd law of motion, if you hit a baseball with a bat it will _____. Weegy: bounce back User: Kepler's harmonic law states that the distance of a planet from the Sun corresponds to the period of time it takes the planet to orbit the Sun. The formula looks like this: . Which statement best describes this formula summarizing Kepler's harmonic law? Weegy: d: The orbital period to the second power of a planet around the sun is proportional to the planet's orbital radius to the fourth power User: The Sun keeps all of the planets orbiting it because _____. User: The force that pulls planets toward the Sun is called _____. Weegy: Gravitational Force [ [ ] ] do you have any other questions? User: The spheres that only earth has are a _____. User: The Sun is essential to life on earth. Which of the statements is not true about the Sun's importance to life on the earth? Weegy: The Sun keeps the earth in orbit because of its gravitational attraction. User: Earth is the only planet known to have _____. User: Which list of factors best supports the concept that they are "just right" for the planet earth to support life? Weegy: Do you have the options? (More)
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Asked 10/13/2010 3:17:44 PM
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Both of these studies have to do with the sky. However, focuses on space and structures within it, like stars and meteoroids, and focuses on weather elements, like wind currents and cold fronts.
Weegy: The following scientist that studies stars would be the astronomer. (More)
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Asked 10/13/2010 3:22:06 PM
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The big bang theory suggests that our universe formed approximately how many years ago.
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Updated 75 days ago|4/14/2016 12:44:27 AM
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The big bang theory suggests that our universe formed approximately 13.8 billion years ago.
Added 75 days ago|4/14/2016 12:44:27 AM
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