SAT, 14.12.2021 01:00 jayonelijah
Two solid spheres of radius r made of the same type of steel are placed in contact, as shown in the figures above. The magnitude of the gravitational force that they exert on each other is f1. When two other solid spheres of radius 3r made of this steel are placed in contact, what is the magnitude of the gravitational force that they exert on each other?.
Answers: 1
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Many colleges review students’ scores on the _ or _ before deciding whether to offer them admission.
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Which object has the least amount of kinetic energy? a. a car driving down a road b. a soccer ball rolling down a hill c. a bicycle locked to a bike rack d. a satellite orbiting earth
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Luminous objects such as flashlights emit light that we can see. how do we see an object that isn’t luminous? a. the object emits light that reaches our eyes. b. light reflects off the object and reaches our eyes. c. light passes through the object uninterrupted. d. light is fully absorbed by the object. e. we can’t see an object that isn’t luminous.
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