A spelunker is surveying a cave. She follows a passage 180 m straight west, then 210 m in a direction
45° east of south, and then 280 m at 30° east of north. After a fourth unmeasured displacement she
finds herself back where she started. Use a scale drawing to determine the magnitude and direction of
the fourth displacement.
Answers: 3
Physics, 21.06.2019 21:30
Although light from the sun appears white, it is actually made up of a lot of different colors. this portion of the electromagnetic spectrum, we call white light is referred to as within the electromagnetic spectrum.
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An initially unpolarized light if intensity 500 w/m^2 passes through four polarizers. the transmission axis between adjacent polarizers is 45∘. what percentage of the initial intensity is transmitted by the system?
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If the new moon happens on january 15th, what shape will it be on february 6th?
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Physics, 22.06.2019 17:30
Atruck driver is attempting to deliver some furniture. first, he travels 8 km east, and then he turns around and travels 3 km west. finally, he turns again and travels 13 km to his destination. what is the drivers distance
Answers: 3
A spelunker is surveying a cave. She follows a passage 180 m straight west, then 210 m in a directio...
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