Physics, 24.02.2020 18:54 liltam9688
An inhabitant of a planet orbiting the star Betelgeuse observes the flash from the first nuclear weapon on Earth, exploded in July 1945. If this extraterrestrial being were to send a signal to Earth immediately to confirm this sighting by exploding a bomb of equivalent brightness, and astronomers on Earth were watching his planet, when would they expect to see the flash
Answers: 3
Physics, 22.06.2019 04:00
Simple machines can a. increase force only b. decrease force only c. increase or decrease force
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Physics, 22.06.2019 11:30
If forces acting on an object are unbalanced. true or false
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Physics, 22.06.2019 21:30
Ineed this now one scientist feels that the changes in global climatic patterns may be good for the health of the biosphere. another scientist feels that sharp changes in climatic patterns could result in the extinction of the biosphere. which of these is the most likely reason the two scientists gave conflicting opinions on the impact of changes in the global climatic pattern? they do not have enough knowledge on the topic. they did not discuss the issue among themselves. they believe conflicting opinion strengthens science. they study different areas of science and have different scientific focuses.
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Physics, 22.06.2019 23:50
Which property is expressed in distance units? o a. period o b. wavelength o c. speed o d. frequency
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An inhabitant of a planet orbiting the star Betelgeuse observes the flash from the first nuclear wea...
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