Physics, 26.06.2020 15:01 cordobamariana07
A pair of eyeglass frames are made of an epoxy plastic (coefficient of linear expansion = 122 ✕ 10-6 °C-1). At room temperature (20.0°C) the frames have circular lens holes 2.00 cm in radius. To what temperature must the frames be heated if lenses 2.01 cm in radius are to be inserted into them?
Answers: 1
Physics, 21.06.2019 16:00
Six solutions are made, each with a y concentration of 1.0 μm and varying concentrations of ab as shown below. based on the concentrations, rank the solutions in decreasing order of reaction rate.
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Physics, 22.06.2019 10:30
Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?
Answers: 1
Physics, 22.06.2019 16:00
What is friction? how does it affect the motion of an object?
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A pair of eyeglass frames are made of an epoxy plastic (coefficient of linear expansion = 122 ✕ 10-6...
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