Physics, 12.12.2020 16:30 michellemunoz250
A Sunset student, whose mass is 60 kg, is standing at
the top of a 50 meter hill on a snowy day. The student
slips on some ice and slides to the bus stop, which is a
vertical drop of 8 meters. (a) What is the student's
speed when they reach the bus stop at the bottom of
the hill? (b) Draw what an ENERGY PIE CHART (like the
skate park) would look like at 4 meters down the hill.
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Answers: 2
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What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.
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Physics, 22.06.2019 19:30
A47.2 g block of copper whose temperature is 480 k is placed in an insulating box with a 91.8 g block of lead whose temperature is 200 k. (a) what is the equilibrium temperature of the two-block system? (b) what is the change in the internal energy of the two-block system between the initial state and the equilibrium state? (c) what is the change in the entropy of the two-block system? the heat capacities of copper and lead are 386 j/kg·k and 128 j/kg·k, respectively.
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Physics, 22.06.2019 20:30
Which statement best describes the direction of the buoyant force on any object? a. opposite the force of gravity b. in the same direction as the weight c. in the direction of motion of the object d. opposite the direction of motion of the object
Answers: 1
A Sunset student, whose mass is 60 kg, is standing at
the top of a 50 meter hill on a snowy day. Th...
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