Physics, 07.07.2020 14:01 madisonreynolds2208
HELP EASY PHYSICS QUESTION 1.A ball at rest is dropped from the top of an inclined plane at a height of 50 cm. What is the speed of the ball when it reaches the bottom of the plane? a.3.13 m/s b.4.9 m/s c.9.8 m/s d.31.3 m/s 2. A 25 kg crate is moved through a distance of 4 m by a horizontal force of 60 N. What is the work done by the frictional force in moving the crate if the coefficient of kinetic friction is 0.2? a.240 J b.-240 J c.-196 J d.196 J
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Physics, 21.06.2019 19:50
How can one distinguish breccia from conglomerate? a. breccia contains angular clasts and conglomerate contains rounded clasts. b. breccia contains rounded clasts and conglomerate contains angular clasts. c. different minerals cement breccia than cement conglomerate. d. breccia contains sand and conglomerate contains silt.
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Which atomic model was proposed as a result of j. j. thomson’s work?
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Physics, 22.06.2019 10:30
Awoman holds a book by placing it between her hands such that she presses at right angles to the front and back covers. the book has a mass of m = 1.8 kg and the coefficient of static friction between her hand and the book is μs = 0.67. no attempt 50% part (a) what is the weight of the book, fgb in newtons?
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Physics, 22.06.2019 11:20
How to tell if a molecule is polar or nonpolar with electronegativity
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HELP EASY PHYSICS QUESTION 1.A ball at rest is dropped from the top of an inclined plane at a height...
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