Physics, 02.10.2020 14:01 Coltong121
An object A is thrown up with a velocity of 12m/s at the same time an
object B of equal mass is thrown down with a velocity of 12m/s.
a. Which object will hit the ground first?
b. How will the final velocities of object A and B compare?
c. Which object will have a greater acceleration?
Answers: 1
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The boy of mass 30 kg is at r1= 2 meters from the fulcrum. of the girl is 45 kg, at what r2 must she sit so that they are balanced ?
Answers: 3
Physics, 22.06.2019 08:00, hartzpeyton136
5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.
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Physics, 22.06.2019 17:00, marchellepenuliar
Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.
Answers: 3
An object A is thrown up with a velocity of 12m/s at the same time an
object B of equal mass is thr...
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