Physics, 30.12.2019 23:31, fancycar14
According to the law of universal gravitation, what would happen to earth if the sun were somehow replaced by a black hole of the same mass?
a. earth's orbit would not change.
b. earth would be quickly sucked into the black hole.
c. earth would slowly spiral into the black hole.
d. earth would slowly fall into the black hole.
Answers: 1
Physics, 21.06.2019 20:20, JASMINEM8347
Aplanet of mass m 6.75 x 1024 kg is orbiting in a circular path a star of mass m 2.75 x 1029 kg. the radius of the orbit is r 8.05 x107 km. what is the orbital period (in earth days) of the planet tplanet?
Answers: 1
Physics, 21.06.2019 23:00, yourgirlnevaeh
For general projectile motion, when the projectile is at the highest point of its trajectory, its acceleration is zero? a)the horizontal and vertical components of its velocity are zero. b) its velocity is perpendicular to the acceleration. c)the horizontal component of its velocity is zero. d)its velocity and acceleration are both zero.
Answers: 1
Physics, 22.06.2019 04:00, Isaacochoa780
The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane
Answers: 2
According to the law of universal gravitation, what would happen to earth if the sun were somehow re...
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