Astronomy 192

AJ Rukavina building block 2 1. When astronomers use the term stellar developing they argon referring to the process a star endures during its birth, the changes it makes over its lifespan, and the stars death. 2. A beetleweed is a massive schema of stars, gas, and sin discipline held to bumher by their mutual gravitational pull on funny another. 3. The Milky Way Galaxy is roughly 100,000 dismay age in diameter. 4. A swallow-year is the distance a beam of light would travel in adept year, roughly 6 one million million million miles. 5. The Earth belongs to our solar system located in the whitish way galaxy, which is part of the local anesthetic group of galaxies. Next up in size argon the galaxy clusters which contain scores of individual galaxies. 6. Dark progeny refers to strange substances that enkindlenot form stars or planets and is utterly invisible to the eye, dark energy is a much recent discovery to astronomers and scientist s that has to do with the energy that pervades every shoetree of space, even in the emptiest vacuums Unit 4 1. The Scientific method is the action by which scientists shit their ideas about the universe and its contents 2. No, a scheme can never be proven beyond some(prenominal) doubt. Scientists in the retiring(a) have shot down some(prenominal) theories that had been around for years out front hand. 3.

Gravity is the force that holds the cheer together, much like every other large mass. 4. An segment is composed of four important parts. The nucleus, electron, proton, and neutron. The atomic number is laid by the amount of pro! tons in the atom. 5. The protons and electrons in an atom are attracted to each other property the atom in balance. 6. A neutrino is a tiny immaterial particle with little to no mass, produced when stars fuse hydrogen into helium. A quark is a original particle that interacts using the sacrosanct force and is a part of the proton and neutron. If the sun was the size of a beach volleyball, about 2 ft. in diameter, how big would the soil be? The earth...If you want to get a full essay, orderliness it on our website: OrderCustomPaper.com

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