Physics, 16.01.2021 04:20 bullockarwen
Please help quick
A whale shark has a mass of 2.04 x104 kg and a blue whale has a mass of 1.81 x105kg. If the two whales are 1.5 m apart, what is the gravitational force between them?
If an asteroid with a mass of 1.4 x1021kg were to orbit at the same distance the Moon is from the Earth, what would be the gravitational force between the Earth and the asteroid? The mass of the Earth is 5.98 x1024kg and the distance to the Moon is 3.84 x108m
A comet moves with a velocity of 2.5 x104m/s through Space. The mass of the star is 3 x1030 kg . How far from the star is the comet orbiting?
A satellite rotates around the Earth once every day. The mass of the Earth is 5.98 x1024 kg. What is the orbital speed of the satellite? (Hint: the period is 1 day, but you need the time in seconds, not days)
Answers: 1
Physics, 22.06.2019 13:00, chie42
Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.
Answers: 2
Please help quick
A whale shark has a mass of 2.04 x104 kg and a blue whale has a mass of 1.81 x105...
Biology, 30.07.2019 17:30
History, 30.07.2019 17:30
History, 30.07.2019 17:30
Social Studies, 30.07.2019 17:30
History, 30.07.2019 17:30