physics
a rock is dropped from the top of diving platform into the swimming pool below. will the distance traveled by the rock in a 0.1 second interval near the top of the flights be the same as the distance covered in a 1.1 second interval just before it hits the water? Explain?
chemistry
when you add manganese dioxide to hydrogen peroxide does the temperature decrease or does it form a precipitate?
science
Can someone explain to me using a formula, why an increase in carbon dioxide makes the blood more acidic.
bio
the systemtic system of the heart sends oxygenated blood and nutrients to all body cells. If the questions were does it send oxygenated blood and nutrients to all body tissue would the answer be yes or no. cells make tissues so would it be yes?
english
Thank you for your help.
english
Where should the commas be placed in this sentence? Players came from places such as Red Hill Pennsylvania and Popular Point Manitoba Canada.
precalculus
the vertex of y^2 - 8y + 24 = x is... (9,3) (24,0) (8,4) (4,8) or none of these
precalculus
which conic section is this the equation for? 3x^2 - 9x + 2y^2 = 15
physics
It has been suggested that rotating cylinders about 12 mi long and 5.4 mi in diameter be placed in space and used as colonies. What angular speed must such a cylinder have so that the centripetal acceleration at its surface equals the free-fall acceleration on Earth?
Algebra
Great explanation. I totally get it now. I think I can actually finish the rest. Thanks for your help!
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