Physics, 22.04.2021 18:30 dinarussell74
Which claim about the universality of gravity is not supported by evidence?
A. Any two objects that have mass also have a force of gravity acting between them, no matter how far apart they are.
B. The gravitational force between two objects depends only on their masses.
C. The gravitational force between two objects increases if mass is added to one object.
D. The gravitational force between two objects increases if the objects move closer together.
Answers: 3
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An ionic compound can conduct electricity when a it is dissolved in water b its crystals are ground into powder c it is in solid form d it is heated to just below its melting point
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Physics, 22.06.2019 15:00
A10 kg box initially at rest is pulled 18 meters across a horizontal, frictionless surface by a 40 n force. what is the block’s final velocity over the 18 meters?
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On mars a rock falls an unknown vertical distance from a resting position and lands in a crater. if it takes the rock 2.5 seconds to fall, how high is the cliff the rock fell from? mars' surface gravity is 3.8 m/s2.
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Physics, 23.06.2019 06:40
Relate the real life phenomenon with each branch physics; 1; mechanics 2; heat 3; sound 4; light(optics) 5; electricity& magnetism 6; atomic physics 7; nuclear physics 8; plasma physics 9; geophysics
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Which claim about the universality of gravity is not supported by evidence?
A. Any two objects tha...
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