Biology, 14.07.2019 20:30 dcardenas2005
Scientists base many of their investigations on questions that test accepted theories. which outcome of an investigation would cause a scientist to ask a different question? a)the observed results are different from the expected results. b)the investigation had many sources of error. c)another scientist proposed the same theory. d)the expected results could be explained in different ways.
Answers: 2
Biology, 22.06.2019 02:30
Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.
Answers: 1
Biology, 22.06.2019 06:00
Which kingdom includes some organisms that have no nucleus and can live in an environment with an extremely high salt content
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Biology, 22.06.2019 14:30
The diagram shows the development of the oocyte and the follicle during the menstrual cycle. identify at which stage in the cycle the hormone levels are at their highest and most active.
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Scientists base many of their investigations on questions that test accepted theories. which outcome...
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