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EARTH AND SPACE CHAPTER 1 TRASH BALL Hydrosphere includes fresh water found in streams, lakes, and glaciers, as well as that found underground? TRUE List the four steps that scientific knowlede is gained through following a systematic step? 1. Collecting facts 2. Developing a hypothesis 3. Conducting experiments 4. Reexamining the hypothesis and accepting, modifying, or rejecting it. The solar system evolved from an enormous rotating cloud called the Solar nebula Larger outer planets began forming from Fragments with a high percentage of ices What is assumed to be a flat disk shape at the center of the nebular hypothesis? Pre-Sun Inner planets begin to form from Metallic and rocky clumps As Earth formed the decay of radioactive elements and heat from high-velocity impacts caused the temperature to Increase _____________ and ______________ are lines on the globe that are used to determine location? Latitude and longitude Drives internal processes including volcanoes, earthquakes and mountain building? Earth’s Interior ______________ cannot be replenished in the near future examples metals and fuels? Nonrenewable What is nebular composed mostly of Hydrogen and helium How many years ago is the nebula predicted to have accured? 5 billion Hydrosphere is nearly _______% of Earth’s surface? 71 ____________ drives external processes such as weather, ocean circulation and erosional processes? Sun ______________ can be replenished examples plants, energy from water and wind? Renewable Open system are self contained? FALSE Physical enviornment encompasses water, air, soil, and rock? TRUE Topographic maps show elevation, shortage, and slope angles? FALSE Closed systems are both energy and matter to flow in and out of the system? FALSE Plate tectonics is the theory that proposes that Earth’s outer produced earthquakes, volcanoes, mountains, and Earth’s crust itself? TRUE