Physics, 18.10.2019 14:30, misaki2002
These electromagnetic waves are the most energetic:
a. x rays
b. microwaves
c. radio waves
d. gamma rays
when the frequency of an electromagnetic wave increases, its energy
a. increases.
b. decreases.
c. stays the same.
d. it depends on the exact type of electromagnetic wave.
Answers: 3
Physics, 22.06.2019 09:30, liyah450
Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.
Answers: 1
Physics, 22.06.2019 12:20, drewefielder6198
Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.
Answers: 2
These electromagnetic waves are the most energetic:
a. x rays
b. microwaves
c....
a. x rays
b. microwaves
c....
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