Physics, 18.03.2020 17:40 leximae5391
Two of the types of ultraviolet light, UVB and UVC, are both components of sunlight. Their wavelengths range from 280 to 320 nm for UVB and from 100 to 280 nm for UVC. Compare the energy of microwaves, UVB, and UVC.
Answers: 3
Physics, 22.06.2019 14:40
What is the orbital period of a spacecraft in a low orbit near the surface of mars? the radius of mars is 3.4×106m.
Answers: 2
Physics, 22.06.2019 15:30
What is a costume plot? why is it important to a film or theater production?
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Physics, 22.06.2019 19:00
Ahorizontal force of 400.0 n is required to pull a 1760 n truck across the floor at a constant speed. find the coefficient of sliding friction.
Answers: 1
Physics, 22.06.2019 23:30
You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the person’s average speed in kilometers per hour?
Answers: 3
Two of the types of ultraviolet light, UVB and UVC, are both components of sunlight. Their wavelengt...
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