Physics, 07.07.2019 20:30 mktdonaldson
Bethany had a beaker with a small amount of baking soda. she added a few drops of pickle juice to the baking soda and observed fizzing and bubbling. based on her observation, which of these can bethany determine about the new substance formed by mixing the baking soda and pickle juice? a chemical reaction produced a gas. a chemical reaction produced a solid. no chemical reaction took place. only a physical change happened.
Answers: 1
Physics, 22.06.2019 05:30
Aforklift raises a 1,020 n crate 3.50 m up to a shelf. how much work is done by the forklift on the crate? the forklift does j of work on the crate.
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Physics, 22.06.2019 10:10
In a simplified model of the human eye, the aqueous and vitreous humors and the lens all have a refractive index of 1.40, and all the refraction occurs at the cornea, whose vertex is 2.60 cm from the retina. what should be the radius of curvature of the cornea such that the image of an object 40.0 cm from the cornea’s vertex is focused on the retina?
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Which of the following is the main energy source for the sun? a. fission of hydrogen b. fusion of hydrogen c. fusion of helium d. fission of iron
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Physics, 22.06.2019 21:30
The diagram shows a boulder rolling down a hill into a valley and then up the opposite hill. at which position does the boulder have the greatest kinetic energy? a b c d
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Bethany had a beaker with a small amount of baking soda. she added a few drops of pickle juice to th...
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