Physics, 04.04.2020 22:49 Dessyj3113
You see a black and white cow in a field standing in the sun. Which part of the cow's hair do you think would feel
warmer, the black part or the white part? Explain your answer.
Answers: 1
Physics, 21.06.2019 17:20
An object thrown vertically upward from the surface of a celestial body at a velocity of 36 m/s reaches a height of sequalsminus0.9tsquaredplus36t meters in t seconds. a. determine the velocity v of the object after t seconds. b. when does the object reach its highest point? c. what is the height of the object at the highest point? d. when does the object strike the ground? e. with what velocity does the object strike the ground? f. on what intervals is the speed increasing?
Answers: 1
Physics, 21.06.2019 19:10
Natural forces that can alter ecosystems include seasons and climate changes. t or f
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Physics, 21.06.2019 21:20
Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented.b)scientists had not completely finalized their results, which took 30 years.c)cigarettes were cheaply available and media channels were very inefficient.d)cigarette manufacturers were trying hard to bring an alternative into the market
Answers: 3
Physics, 22.06.2019 04:30
In a system, when potential energy decreases, then entropy also decreases. true false
Answers: 3
You see a black and white cow in a field standing in the sun. Which part of the cow's hair do you th...
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