Ascientific theory is
a. a hypothesis that has been rigorously tested and never been di...
Ascientific theory is
a. a hypothesis that has been rigorously tested and never been disproven.
b. a hypothesis that has been rigorously tested and only been disproven a few times.
c. an opinion.
d. a hypothesis that has been tested at least five times.
e. an idea based on a person's experience or knowledge.
Answers: 1
Biology, 22.06.2019 02:00
Which of the following can be reduced by the use of renewable energy sources? a. social costs b. economic costs c. environmental costs d. all of the above select the best answer from the choices provided a b c d
Answers: 1
Biology, 22.06.2019 17:00
First dropdown options: a. runoff b. condensation c. evaporation second dropdown options: a. photosynthesis b. transpiration c. sweating third dropdown options: a. raindrops b. clouds c. animals
Answers: 1
Biology, 22.06.2019 18:30
On a spring day, a middle-latitude city (about 40? north latitude) has a surface (sea-level) temperature of 10 ? c. if vertical soundings reveal a nearly constant environmental lapse rate of 6.5 ? c per kilometer and a temperature at the tropopause of –55 ? c, what is the height of the tropopause?
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Biology, 22.06.2019 21:00
Agland that serves both the digestive and the endocrine systems is called
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