Mathematics, 19.05.2020 02:21 NeVaRkLoE
The attractive force F (in newtons, N) between two objects varies directly with the product of the masses of the objects (in kg) and inversely with the square of the distance between them (in meters). The Earth has a mass of 5.97 ×1024 kg; the Moon has a mass of 7.35 ×1022 kg; the distance between them is about 3.84 ×108 meters; and they exert a gravitational force on each other of about 1.98 ×1020 newtons. The distance between Earth and Mars is 5.46 ×1010 meters at minimum, and Mars has a mass of about 6.42 ×1023 kg. What is the gravitational force that the Earth and Mars exert on each other when they are closest to one another?
A. about 11.43 × 1016 newtons
B. about 11.88 × 1016 newtons
C. about 9.3 × 1016 newtons
D. about 8.55 × 1016 newtons
Answers: 1
Mathematics, 21.06.2019 16:10, zayzay162
A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?
Answers: 1
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