Physics, 04.11.2020 18:20 moneymaleia9264
A tennis ball is dropped from a roof. If it takes 38.9 seconds to reach the ground, how fast is the ball moving just before it hits the ground? Answer tot he nearest tenths and no units
Answers: 3
Physics, 21.06.2019 16:00
28. a stone is projected at a cliff of height h with an initial speed of 42.0 mls directed at angle ฮธ0 = 60.0ยฐ above the horizontal. the stone strikes at a, 5.50 s after launching. find (a) the height h of the cliff, (b) the speed of the stone just before impact at a, and (c) the maximum height h reached above the grou
Answers: 1
Physics, 22.06.2019 06:00
What are atoms of the same element with varying number of neutrons
Answers: 3
Physics, 22.06.2019 12:30
An engine undergoes a cycle as shown in the diagram. during a complete cycle the work done by the gas is 28.5ร103 j and the energy transferred thermally out is 99.4ร103 j. there are 1.5ร1024 gas molecules and they have three active degrees of freedom. 6. (6 pts) during which process(es) is energy transferred thermally into the gas? a. 1โ2 b. 2โ3 c. 4โ1 d. 1โ2 and 4โ1 e. none of the above
Answers: 3
Physics, 22.06.2019 19:30
How many electrons in an atom could have these sets of quantum numbers? =3n=3 electronselectrons =4,โ=2n=4,โ=2 electronselectrons =6,โ=โ=โ1n=6,โ=2,mโ=โ1
Answers: 3
A tennis ball is dropped from a roof. If it takes 38.9 seconds to reach the ground, how fast is the...
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