Physics, 24.07.2019 20:30 lulustar13
Can someone me asap what is a reason that fossil fuels are often used as an energy source? animals and plants are not affected by their usage. beneficial byproducts are created from their combustion. there is an unlimited supply of them in the ground. they are relatively inexpensive and easy to produce.
Answers: 2
Physics, 23.06.2019 00:10
An electromagnetic wave with frequency 65.0 hz travels in aninsulating magnetic material that has dielectric constant 3.64 andrelative permeability 5.18 at this frequency. the electric fieldhas amplitude 7.20 \times 10^{ - 3} {\rm v}/{\rm m}. a. what is the speed of propagation of the wave? b.what is the wavelength of the wave? c.what is the amplitude of the magnetic field? d.what is the intensity of the wave?
Answers: 3
Physics, 23.06.2019 02:30
Based on its type of chemical bond, which of the following has the highest boiling point? potassium chloride ethyl alcohol water ammonia
Answers: 1
Physics, 23.06.2019 05:00
Which of the following is a transformer used for? alternate a voltage produce a voltage increase or decrease a voltage eliminate a voltage
Answers: 1
Physics, 23.06.2019 12:30
How is sound is different from music how loundness od sound mention some ways to reduce
Answers: 1
Can someone me asap what is a reason that fossil fuels are often used as an energy source? animal...
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