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what is the best microscope to get a detailed view of the parts inside of a preserved plant
how might your description of the flame color for licl change if your wire containing the salt slurry was
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a mover places a 65 kg crate on a ramp by a slope if 25 above the horizontal with what horizontal force should the
what will be the final temperature of a mixture made from 250 g of water at 150 degrees c 450 g of water at 500
seawater containing 350 wt salt passes through a series of 10 evaporators roughly equal quantities of water are
a charged oil drop that has a mass of 490times1012 kg and carries 10 elementary charges is cantered 50 mm below the
a sound wave in air at 20c has a frequency of 151hz and a displacement amplitude of 520times10 3mm the pressure
robert is driving his convertible at the 65-mph speed limit the cars soft elastic ragtop roof is in the up or closed
a man pushing a mop across a floor causes it to undergo two displacements the first has a magnitude of 158 cm and makes
1 a stationary boat in the ocean is experiencing waves from a storm the waves move at59kmh and have a wavelength of
when 500 g of sodium hydroxide naoh was dissolved in 15000 g of water a value of 1050oc was obtained for
using the symmetry of the arrangement decide the direction of the electric field at the center of the square at the
a 48 kg ice skater is gliding along the ice heading due north at 50 ms the ice has a small coefficient of static
a large storage tank with an open top is full to a height h0 the tank is punctured at a height h above the bottom of
a horizontal pipe 160 cm in diameter has a smooth reduction to a pipe 800 cm in diameter if the pressure of the water
assume the earth contains roughly the same amount of the neutrons and protons estimate1 the number of protons in earth2
the piezoelectric transducers of an ultrasound machine generate frequencies of 105 mhz and 74 mhz nbspassuming that one
a 0504 kg metal cylinder is placed inside the top of a plastic tube the lower end of which is sealed off by an
a symmetric double-convex thin lens made of glass by index of refraction 152 has a focal length in air of 400 cm the
a round pipe of varying diameter carries petroleum from a wellhead to a refinery at the wellhead the pipes diameter is
an ant travels in a perfectly straight line in the ndashx direction some distance it turns and then travels some new
when solving physics problems how do you decide whether or not to use the conservation of momentum conservation of
a broken spaceship is located 10 km above the center of a large circular thin sheet of unknown dust the sheet has a
a pendulum swings in a lab room by a period of 2 seconds you place that same pendulum on the top of a vertical pole and