Johannes kepler was a german astronomer who lived in the 17th century. he was the first scientist to accurately describe the motions of the planets around the sun with mathematics. more than 50 years after his death, an english physicist named isaac newton developed a mathematical theory of gravity that applied to all objects, not just planets. the example described above suggests that a. scientific knowledge is never correct because it is constantly changing as new theories are developed and discoveries are made. b. scientists who make contributions to scientific knowledge often come from different backgrounds and live at different times. c. scientists tend to all come from the same region and live during the same time period. d. scientific knowledge does not change through time because the earliest scientists were totally correct.
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Biology, 21.06.2019 15:00
Metamorphic rocks are formed when sedimentary or igneous rocks are subjected to heat or pressure and recrystallize without melting. which of the following rocks results from the metamorphism of limestone? a. granite b. slate c. sandstone d. marble
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Biology, 22.06.2019 16:00
Which of the following would involve looking at different structures of organisms and comparing how similar they are? a. vestigial structuresb. radiometric datingc. homologous structures
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Biology, 22.06.2019 18:10
Which chemical reaction shows photosynthesis? a. water + carbon dioxide + sunlight → oxygen + glucose b. carbon + oxygen → carbon dioxide c. hydrogen + oxygen → water d. nitrogen + hydrogen → ammonia
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Biology, 22.06.2019 18:50
The scientific method is limited to investigating physical phenomena that are which of the following? select all that apply. observable repeatable falsifiable unique measurable
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Johannes kepler was a german astronomer who lived in the 17th century. he was the first scientist to...
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