Is the earth’s mass changing due to plate tectonics?

Yes the earth is changing due to the plate tectonics because when the earth ah earthquakes and all that kind of stuff here comes earth and reshapes it.

No, Earths mass will stay always constant, unless we're hit by a comet or something of equal proportions. 

The infrared (ir) and the ultraviolet(uv) represent the two extremities of the visible spectrum (400-700nm). while ir represents electromagnetic radiation with wavelengths longer than those of visible light, uv represents wavelengths shorter than visible light

Where’s the graph 0.0