Physics, 18.03.2021 01:30 royaltyjl11
The earth's orbit around the sun is very nearly circular, with an average radius of 1.5 x 1011 m. Assume the mass of the earth is 6 x 1024 kg and the mass of the sun is 1.99ร1030kg. Determine the average speed of the earth in its orbit around the sun.
Answers: 2
Physics, 22.06.2019 03:50
A30 kg weight lies on top of a massless piston of area a = 0.01 m2 the exterior air is at a (constant) p =1 atm and t = 27 c. the interior gas is 0.4 moles of (ideal) n2 and it has initial temperature 27.00 degrees c. 1. what is the initial pressure in the interior? a. 29.4 kpa b. 130.7 kpa c. 101.3 kpa the next three questions concern what happens when an amount of heat q is slowly added to the interior, raising the piston by 1 mm and raising the interior temperature to 27.40 c
Answers: 3
Physics, 22.06.2019 04:30
Which of the following are not typically included in the periodic table? a. atomic mass b. element symbol c. isotopes d. number of electrons
Answers: 2
Physics, 22.06.2019 05:30
An object weighs 40n in air, weighs 20n when submerged in water and 30n when submerged in a liquid of unknown density. what is the density of the liquid?
Answers: 2
Physics, 22.06.2019 11:30
If the textbook weighs 19.6 newtons on venus,what is the strength of gravity on venus?
Answers: 1
The earth's orbit around the sun is very nearly circular, with an average radius of 1.5 x 1011 m. As...
Mathematics, 12.02.2020 03:18