Physics, 04.11.2020 18:00 whitneyb13
A woman is conquering her fear of heights by going bungee jumping. She has a mass of 90 kg. She falls from the tower for a few seconds before the bungee cord begins pulling back on her with a force of 500 N. What will the magnitude of her acceleration be after the bungee cord begins pulling on her
Answers: 2
Physics, 23.06.2019 00:00
A15,000 kg rocket traveling at +230 m/s turns on its engines. over a 6.0 s period it burns 1,000 kg of fuel. an observer on the ground measures the velocity of the expelled gases to be −1,200 m/s.
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Physics, 23.06.2019 02:20
What are known as the properties of substances that describe a substance et does not change that substances?
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Physics, 23.06.2019 14:30
Two atoms with different mass number but the same atomic number are called a) elements. b) ions. c) isotopes. d) nuclei.
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Physics, 23.06.2019 15:30
An airplane travels from st. louis to portland, oregon in 4.33 hours. if the distance traveled is 2,742 kilometers. what is the airplane's average speed? - the airplane returns to st. louis by the same route. because the prevailing winds push the airplane along, the return trip takes only 3.75 hours. what is the average speed for this trip? - the airplane refuels in st. louis and continues on to boston. it travels at an average speed of 610 km/h. if the trip takes 3.75 hours. what is the flight distance between st. louis and boston?
Answers: 3
A woman is conquering her fear of heights by going bungee jumping. She has a mass of 90 kg. She fall...
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