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Physics, 27.06.2019 15:30, ryleeyeagley03
What are ph levels? why are they important? what’s there acceptable level/condition?
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Answers: 1
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Ablock of mass 1.5 kg slides down an inclined plane that has an angle of 15. if the inclined plane has no friction and the block starts at a height of 3 m, how much kinetic energy does the block have when it reaches the bottom? acceleration due to gravity is g = 9.8 m/s2. a. 6.8 j b. 50.9 j c. 0 j d. 44.1 j
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Matter is needed to transfer thermal energy bya. conductionb. convectionc. radiation d. both a & b.
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What are ph levels? why are they important? what’s there acceptable level/condition?...
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