Physics, 21.05.2020 02:05 davilynealvarado1234
Do electromagnetic waves need a medium to travel through, like mechanical waves do? Explain why or why not
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Physics, 22.06.2019 05:00
Which car has the most kinetic energy? a. a car of mass 1000 kg with a speed of 3 m/s b. a car of mass 2000 kg with speed 7 m/s c. a car of mass 1000 kg with speed 7 m/s d. a car of mass 2000 kg with speed 3 m/s
Answers: 1
Physics, 22.06.2019 22:30
Isobars are lines of constant or equal pressure on a weather map. they can be used to find areas of low or high pressure over a broad area, and they can tell us how intense the system may be. on weather maps, you may have noticed areas that have a large l or h over a region with lines circling around them. the l stands for low pressure and h stands for high pressure. the lines circling them are isobars. check out the pressure system and isobars over georgia and florida. what is the present weather in this area ? a) clear and sunny b) cold and cloudy c) changing weather d) lots of precipitation
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Physics, 23.06.2019 00:30
What is the relationship between wavelength of light and the quantity of energy per photon?
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Physics, 23.06.2019 05:20
6. an article, which costs rs. 850 is sold at a profit of 6%.what is the selling price ? -a) rs.900 b) rs. 901 c) rs. 890 d) rs. 905
Answers: 1
Do electromagnetic waves need a medium to travel through, like mechanical waves do? Explain why or w...
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