Physics, 17.12.2021 14:00 alexvillaa121
Why does a buoyant force act on every object in a fluid?
A. The water pressure pushing upward is greater than the force of gravity pulling downward
B. Pressure pushing up on the bottom of the object is greater that the pressure pushing down on the top
C. Forces acting on the top of the object are greater than the other forces acting on the object
Answers: 1
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According to the law of conservation of mass, in a chemical reaction the total starting mass of all the reactants equal the total final mass of all the products. true or false?
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Two identical 82 mg dust particles very far apart (pee 0) are moving directly toward each other at a speed of 3698 m/s. the charge on each is-719 ? c. determine how close they will get to each other. let k = 9x109 n-m2/c2 & ignore gravity.
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The summit of chimborazo, in ecuador, which is at a distance of about 6,384 km from the earth’s center. the bottom of the mariana trench, in the western pacific ocean, which is nearly 6,370 km from the center of the earth. on the surface of earth on the equator line.
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Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)
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Why does a buoyant force act on every object in a fluid?
A. The water pressure pushing upward is g...
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