Over the past 150 years, what has happened to the amount of forest cover in minnesota?
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Over the past 150 years, what has happened to the amount of forest cover in minnesota?
a) it has decreased and coniferous forest has replaced parts of the deciduous forest
b) it has increased and coniferous forest has replaced parts of the deciduous forest.
c) it has decreased and deciduous forest has replaced parts of the coniferous forest
d) none of the above
Answers: 2
Physics, 21.06.2019 16:20, livichavezp2kcd3
Two particles of masses m and 2m are placed on a smooth horizontal table. a string, which joins these two masses, hangs over the edge supporting a pulley, which suspends a particle of mass 3m. the pulley has negligible mass. the two parts of the string on the table are parallel and perpendicular to the edge of the table. the hanging parts of the string are vertical. find the acceleration of the particle of mass 3m.
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Ametal ball with a mass of 0.028 kg is dropped from rest at a height of 1.0 meters above the ground. assuming the energy in the ball is conserved, how much kinetic energy will the ball have when it is 0.5 meters above the ground?
Answers: 1
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Answers: 2
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