Can someone please help me with science.
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Answers: 1
Physics, 21.06.2019 21:40
This problem has been solved! see the answera non-uniform fire escape ladder is 6.0m long whenextended to the icy alley below. it is held at the top by africtionless pivot, and there is neglibible frictional force fromthe icy surface at the bottom. the ladder weighs 250n, and it'scenter of gravity is 2.0m along the ladder from the bottom. amother and child of total weight 750n are on the ladder 1.5m fromthe pivot. the ladder makes an angle ΞΈ with the horizontal.find the magnitude and direction ofa) the force exerted by the icy alley on the ladderb) the force exerted by the ladder on the pivotc) do your answers in part a and b depend on the angle?
Answers: 3
Physics, 23.06.2019 02:00
2select the correct answer. javed suffers from a severe food allergy. which device should javed always carry? a. inhaler b. epi pen c. nebulizer d. insulin pen
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Physics, 23.06.2019 02:30
If frequency goes down, what happens to wavelength? does it get shorter or longer?
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Physics, 23.06.2019 05:30
Organ systems work to maintain homeostasis by creating energy to allow systems to function, releasing hormones to create or end body reactions, and eliminating waste to prevent illness. t or f
Answers: 1
Mathematics, 26.06.2020 16:01
Mathematics, 26.06.2020 16:01
Mathematics, 26.06.2020 16:01
Biology, 26.06.2020 16:01
Mathematics, 26.06.2020 16:01
Social Studies, 26.06.2020 16:01
Biology, 26.06.2020 16:01
Mathematics, 26.06.2020 16:01
Social Studies, 26.06.2020 16:01
Social Studies, 26.06.2020 16:01
Mathematics, 26.06.2020 16:01