Answers: 2
Physics, 22.06.2019 19:40
22. the top of a cliff is located a distance h above the ground. at a distance h/2 there is a branch that juts out from the side of the cliff, and on this branch a bird's nest is located. two children throw stones at the nest with the same initial speed, one stone straight downward from the top of the cliff and the other stone straight upward from the ground. in the absence of air resistance, which stone hits the nest in the least amount of time?
Answers: 1
Physics, 23.06.2019 01:30
Relative to the ground below, how many joules of potential energy does a 1000-kg boulder have at the top of a 5-m ledge?
Answers: 1
Physics, 23.06.2019 02:20
Ahole in the ground in the shape of an inverted cone is 14 meters deep and has radius at the top of 11 meters. the cone is filled to the top with sawdust. the density of the sawdust depends upon the depth, x, following the formula ρ ( x ) = 2.5 + 1.2 e − 0.7 x kg/m3. find the total mass of sawdust in the conical hole.
Answers: 1
Physics, 23.06.2019 06:00
What is offspring? why does a longer life span mean a higher chance of producing offspring?
Answers: 3
A baseball is thrown horizontally from a cliff at 30 m/s and lands 7 seconds after the baseball was...
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Mathematics, 13.04.2020 22:31
Mathematics, 13.04.2020 22:31
Mathematics, 13.04.2020 22:31
Mathematics, 13.04.2020 22:31