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8th Science UIL Practice

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8th Science UIL Practice Anything that has mass and takes up space is classified as __. - ✔✔matter ___ describes a property of matter that allows a material to be drawn into a wore form. - ✔✔Ductility Which of the following simple machines is defined as an inclined plane wrapped around a cylinder - ✔✔Screw What forms after a large star goes through a supernova? - ✔✔Neutron star This planet has a methane-rich atmosphere with a Great Dark Spot. - ✔✔Neptune The weather that influences Earth takes place in the level known as the ___ of the atmosphere. - ✔✔Troposphere ___ are seismic waves that are slower, transverse, and cannot travel through the Earth's core. - ✔✔S-waves Mauna Loa, the volcano on the Big Island of Hawaii, is classified by geologists as a ___ volcano. - ✔✔Shield A wave with a ___ of 20.0 seconds would be measured from the time it started until the wave returned to its original position. - ✔✔Period The ability of a compound or solution to carry charge is known as ___. - ✔✔Conductivity An atom containing 14 protons could contain ___ if it was electrically stable or ___ if it was a positive ion. - ✔✔14 electrons; 13 electrons The exchange or transfer of heat energy by way of direct contact is better known as ___. - ✔✔Conduction A baseball bat in use is a great example of a ____ lever. - ✔✔3rd Class After a red giant star has finished with its fusion, the smaller, dense leftover matter is now classified as a ___. - ✔✔White dwarf In chemistry, when looking at the elements on the periodic table we see that most elements are classified as ___. - ✔✔Metals A combination of materials that can be separated by physical means is a good examples of a(n) ___. - ✔✔Mixture ___ and ___ are the two main factors involved in the calculation of power in watts. - ✔✔Seconds and Joules A geologist out in the field typically has a piece of glass, steel, or a nail and a penny in their pocket. These items help determine ____. - ✔✔Hardness In a ____ class lever, the fulcrum is between the effort and resistance forces. - ✔✔1st 147 mg= _____kg - ✔✔.000147 Physical properties of matter include all of the following except ____. (color, mass, flammability, density) - ✔✔Flammability This value is constant and is one of the characteristics of matter. - ✔✔mass What typically immediately precedes a black hole in astronomy? - ✔✔Neutron Star A subduction zone is a region ______. - ✔✔Where oceanic crust travels underneath continental crust The majority of Earth's weather occurs in the ____. - ✔✔Troposphere

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