Physics, 27.06.2019 23:50 PinkDivaGirl02
Which of the following is true? a. air pressure at the top of mount everest is higher than at the bottom of the grand canyon. b. trace fossils contain actual physical remains of a dead organism, such as bone or teeth. c. coal and oil can slow decomposition of dead organisms, which is why deposits often contain fossils. d. the earth continuously makes new water to replace old water lost by evaporation, transpiration, and sublimation.
Answers: 1
Physics, 21.06.2019 23:30
A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?
Answers: 3
Physics, 22.06.2019 02:20
According to newton’s first law of motion, which force is expected to cause a body to accelerate?
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Physics, 22.06.2019 11:00
What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?
Answers: 1
Physics, 22.06.2019 12:40
Afrequency generator sends a 550 hz sound wave through both water and ice. what is the difference in wavelength between the wave produced in ice and the wave produced in water?
Answers: 3
Which of the following is true? a. air pressure at the top of mount everest is higher than at the b...
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