Which of the following has no mass?
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Answers: 1
Physics, 22.06.2019 18:30, breiajr
Aballoon is rising vertically upwards at a velocity of 10m/s. when it is at a height of 45m from the ground, a parachute bails out from it. after 3s he opens his parachute and decelerates ata a constant rate 5m/s. when. (a) what was the height of the parachutist above the ground when he opened his parachute? (b)how far is the parachutist from the balloon at t=3s? (c)with what velocity does the parachutist hit the ground? (d)after how long does the parachutist hit the ground after his exist from the balloon?
Answers: 3
Physics, 22.06.2019 21:10, truelove9288
Which radioisotope is used in dating geological formations?
Answers: 3
Physics, 22.06.2019 23:00, itscheesycheedar
Astronomers studying the planet of rhombus have detected sedimentary rock on its surface. one astronomer wonders if material in this sedimentary rock used to be in igneous rock deep in rhombus’s interior. can igneous rock become sedimentary rock? explain your answer.
Answers: 1
English, 30.12.2019 13:31
Biology, 30.12.2019 13:31
English, 30.12.2019 13:31
Mathematics, 30.12.2019 13:31