 , 03.08.2020 09:01 jljhenkel

# Heat transfer can cause temperature and phase changes. what else can cause these changes?   ### Another question on Physics Physics, 21.06.2019 19:00
Asmall bag of sand is released from an ascending hot‑air balloon whose constant, upward velocity is =2.45 m/s . knowing that at the time of the release the balloon was 68.3 m above the ground, determine the time it takes for the bag to reach the ground from the moment of its release. use =9.81 m/s2. Physics, 21.06.2019 22:00
Orque can be calculated by multiplying the force (n) applied at 90? to the lever arm at a distance (m) from the pivot point (point of rotation), the compound si unit for the torque is n? m. if the force (at 90? to the lever arm) applied is 15 n and it is applied at 2.0 m from the pivot point (point of rotation), what is the torque on the lever? Physics, 22.06.2019 05:00
As a 6.00-mole sample of a monatomic ideal gas expands adiabatically, the work done on it is −2.50×10^3j. the initial temperature and pressure of the gas are 460k and 2.80atm. calculate the following. (a) the final temperature (b) the final pressure Physics, 22.06.2019 10:00
Afly lands on one wall of a room. the lower-left corner of the wall is selected as the origin of a two-dimensional cartesian coordinate system. the fly is located at the point having coordinates (1.95, 0.90) m. (a) how far is it from the origin? (b) what is its location in polar coordinates?
Heat transfer can cause temperature and phase changes. what else can cause these changes?...
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