Which of the following statements about lunar phases is true? (a) only one quarter of the first-quarter moon is illuminated by the sun.(b) it is possible to have two full moons during january, but not during february.(c) it is possible to have two full moons during november, but not during december.(d) the time between new moons is two weeks.(e) the full moon sometimes rises around midnight.
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Physics, 22.06.2019 14:40
Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?
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Physics, 22.06.2019 16:00
The field between two charged parallel plates is kept constant. if the two plates are brought closer together, the potential difference between the two plates either a) decrease b) does not change c) increase?
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Physics, 22.06.2019 18:50
What accounts for an increase in the temperature of a gas that is kept at constant volume? a. energy has been removed as heat from the gas. b. energy has been added as heat to the gas. c. energy has been removed as work done by the gas. d. energy has been added as work done by the gas.
Answers: 2
Which of the following statements about lunar phases is true? (a) only one quarter of the first-qua...
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