Physics, 11.07.2019 01:00 coryintheswamp
Why might the 1990 earthquake and volcanic eruption in luzon be related? a) both earthquakes and volcanic eruptions are caused by plate tectonics and can occur in patterns. b)earthquakes occur in san francisco but not in chicago. c) tectonic plates can form deep ocean trenches, such as the mariana trench in the pacific ocean. d) on april 2, mount pinatubo sent an explosion of steam, water, ash, and rock into the air.
Answers: 1
Physics, 20.06.2019 18:02
Plzz worth 10 ! which statement about energy transformations is not true? a all forms of energy can be transformed into thermal b energy is never destroyed or created during transformations c potential chemical energy always transforms into kinetic d some thermal energy is always released during a transformation
Answers: 2
Physics, 21.06.2019 18:00
Awind turbine is initially spinning at a constant angular speed. as the wind's strength gradually increases, the turbine experiences a constant angular acceleration 0.173 rad/s2. after making 2870 revolutions, its angular speed is 132 rad/s. (a) what is the initial angular velocity of the turbine? (b) how much time elapses while the turbine is speeding up?
Answers: 1
Physics, 21.06.2019 19:20
Aferris wheel is a vertical, circular amusement ride with radius 9 m. riders sit on seats that swivel to remain horizontal. the ferris wheel rotates at a constant rate, going around once in 9 s. consider a rider whose mass is 56 kg. at the bottom of the ride, what is the perpendicular component of the rate of change of the rider's momentum? at the bottom of the ride, what is the vector force exerted by the seat on the rider?
Answers: 1
Why might the 1990 earthquake and volcanic eruption in luzon be related? a) both earthquakes and v...
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