What does a weather balloon do? Select three options.
warns about severe weather
enables f...
Physics, 22.05.2020 09:01 ashlynhenderson0323
What does a weather balloon do? Select three options.
warns about severe weather
enables forecasts seven to 10 days in advance
measures conditions in the upper atmosphere
collects data that predicts changes in the atmosphere
uses mathematical equations to show what will happen if conditions change
Answers: 2
Physics, 22.06.2019 12:00, P4thing
Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?
Answers: 3
Physics, 22.06.2019 12:30, madlenserlipepu1o
Hydrogen atoms are excited by a laser to the =4n=4 state and then allowed to emit. what is the maximum number of distinct emission spectral lines (lines of different wavelengths) that can be observed from this system? 8 6 2 7 4 5 1 3 calculate the wavelength of the 4⟶14⟶1 transition. =λ=
Answers: 2
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