Physics, 24.07.2019 12:00 mathman783
Identify the situations that have an unbalanced force. check all that apply. a baseball speeds up as it falls through the air. a soccer ball is at rest on the ground. an ice skater glides in a straight line at a constant speed. a bumper car hit by another car moves off at an angle. a balloon flies across the room when the air is released.
Answers: 2
Physics, 22.06.2019 04:00
If steel is more dense that lake water, why can a boat float
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Physics, 22.06.2019 12:10
Ablock having mass m slides down an inclined plane. the force of friction between the block and the inclined plane is f, the block's weight is m g, and the normal force is n. (a) draw a free – body force diagram showing the forces acting on the block. (b) write down all relevant newton’s equations for a given situation.
Answers: 1
Physics, 22.06.2019 18:30
Ahot-air balloon takes off from the ground traveling vertically with a constant upward acceleration of magnitude g/4. after time interval δt, a crew member releases a ballast sandbag from the basket attached to the balloon. how many seconds does it take the sandbag to reach the ground? (express your answer in terms of δt)
Answers: 2
Identify the situations that have an unbalanced force. check all that apply. a baseball speeds up as...
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