Please help its my actual birthday lol A beam containing a mixture of helium isotopes enters a mass spectrometer. The beam then divides into two beams that each travel to a different point on the detector. Which property do the particles in the two beams have in common? A. each particle has the same mass B. Each particle is a helium atom, not an ion C. Each particle contains the same number of neutrons D. Each particle has the same initial velocity
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Physics, 22.06.2019 03:30
Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n
Answers: 1
Physics, 22.06.2019 07:00
What type of relationship exists between the length of a wire and the resistance, if all other factors remain the same? o a. resistance is directly related to length. ob. resistance is directly related to the square of the length. c. resistance is inversely related to the length. d. resistance is inversely related to the square of the length. reset next
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Physics, 22.06.2019 15:20
Talia is manufacturing rolls of wire for hanging pictures. she needs a material that is so that it can easily be pulled into wire without breaking.
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Physics, 23.06.2019 00:00
Boiling water is an example of physical change. true or false
Answers: 2
Please help its my actual birthday lol A beam containing a mixture of helium isotopes enters a mass...
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