Which of these lists has all pure substances
a) milk water copper
b) gold oxygen nickel
c...
Physics, 26.11.2020 23:30 stinematesa
Which of these lists has all pure substances
a) milk water copper
b) gold oxygen nickel
c) tea sale concrete
d) orange juice with pulp silver soda water
Answers: 1
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Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.
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Apulley with mass mp and a radius rp is attached to the ceiling, in a gravity field of 9.81 m/s2 and rotates with no friction about its pivot.
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The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.
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