Biology, 26.07.2019 11:30 jpatte2oye8qv
The theories on the origin and expansion of the universe have changed from time to time. which of these best explains why the theories about the universe change over a period of time? (2 points) new scientific investigations lead to new theories modern scientists reject old theories in every century the universe evolves constantly and requires new theories to describe it the discoveries of all scientists in different centuries have to be incorporated
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Biology, 21.06.2019 19:50
Which experiment would most likely contain experimental bias
Answers: 1
Biology, 22.06.2019 15:40
What evidence could be used to convince policy makers to change a shipping lane from going through a whale breeding ground? information on the number of all whale species currently alive information on the number of all whales hit by boats in the given area information on the number of whale deaths in the world's oceans information on the number of whale offspring born every year. (a) scientists could collect and combine data on fish populations all around the world to show that their populations are declining. (b) scientists collect and combine data on fish populations all around the world to show that their populations are increasing. (c) scientists work together and use past data to show that fish populations are becoming locally extinct in some areas. (d) scientists work together and use past data to show that some fish populations are adapting to environmental changes.
Answers: 1
Biology, 22.06.2019 16:00
Prior knowledge can be gained from personal experience and a) forming well-developed hypotheses. b) listening to opinions of other people on a topic. c) researching previous experiments and results on a topic. eliminate d) no other methods. it can only be gained by personal experience.
Answers: 1
The theories on the origin and expansion of the universe have changed from time to time. which of th...
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