Answers: 2
Physics, 21.06.2019 18:00, deepspy599otchpd
Aplane flies directly between two cities, a and b, which are separated by . from a to b, the plane flies into a headwind. on the return trip from b to a, the wind velocity is unchanged. the trip from b to a takes less than the trip from a to b. what is the airspeed of the plane, assuming it is the same in both directions
Answers: 1
Physics, 21.06.2019 23:30, reggiegilbert1995
Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle
Answers: 1
Physics, 22.06.2019 04:30, jakiyahporter0817
Asystem containing an ideal gas at a constant pressure of 1.22ร10^5 pa gains 2140 j of heat. during the process, the internal energy of the system increases by 2320 j. what is the change in volume of the gas?
Answers: 3
Physics, 22.06.2019 05:50, lola5683
Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyerโs 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: 2
When a car brakes, work is done to stop the car. how does the braking force affect the braking dista...
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