Physics, 20.07.2019 08:40 FailingstudentXD
Substance a has a density of 3 g/cm3 and substance b has a density of 4 g/cm3. in order to obtain equal masses of these two substances, what must be the ratio of the volume of a to the volume of b?
Answers: 1
Physics, 21.06.2019 21:50
It is may 5 and you are somewhere in the northern hemisphere. if you determine that the noon sun is 51 degrees above your southern horizon, what is the latitude of your location
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Physics, 22.06.2019 16:30
An astronaut in space cannot use a scale or balance to weigh objects because there is no gravity. but she does have devices to measure distance and time accurately. she knows her own mass is 77.4 kg , but she is unsure of the mass of a large gas canister in the airless rocket. when this canister is approaching her at 3.50 m/s , she pushes against it, which slows it down to 1.30 m/s (but does not reverse it) and gives her a speed of 2.60 m/s . what is the mass of the canister?
Answers: 1
Physics, 23.06.2019 00:20
Abeam of electrons moves at right angles to a magnetic field of 4.5 ร 10-2 tesla. if the electrons have a velocity of 6.5 ร 106 meters/second, what is the force acting on the electrons? the value of q = -1.6 ร 10-19 coulombs.
Answers: 2
Substance a has a density of 3 g/cm3 and substance b has a density of 4 g/cm3. in order to obtain eq...
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