Physics, 30.11.2019 05:31, bangbrokevo5685
An inflatable raft (unoccupied) floats down a river at an approximately constant speed of 4.8 m/s. a child on a bridge, 81 m above the river, sees the raft in the river below and attempts to drop a small stone onto the raft. the child releases the stone from rest. in order for the stone to hit the raft, what must be the horizontal distance between the raft and the bridge when the child releases the stone?
Answers: 1
Physics, 22.06.2019 14:30, makylahoyle
You can decrease the resistance of a length of wire by
Answers: 2
Physics, 23.06.2019 00:30, shashayantie6556
1. when conducting a test on what kind of music increases the growth of plants, all of the following would fail to meet to fair test standard except (1 point) using different kinds of plants. giving some plants more water than others. exposing the plants to different types of music. using nutrient-rich soil for one and lesser soil for others. 2. engineering uses scientific thinking to solve real-world problems. (1 point) true false 3. what does it mean to test a hypothesis? (1 point) pass a quiz on other scientistsâ results analyze only the results from scientific sources not make assumptions about how an experiment will turn out see if the results of an experiment are what the scientist predicted
Answers: 3
Physics, 23.06.2019 02:40, jarteria0
Check the following equation for dimensional homogeneity: â
mv=âŤt1t2(fâ˘cosθ)â
t where m is mass, v is velocity, f is force, θ is an angle, and t is time. check that each term in the equation has the following dimensions: [malbec] where you are to choose the coefficients a, b, c.
Answers: 2
An inflatable raft (unoccupied) floats down a river at an approximately constant speed of 4.8 m/s. a...
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