Two slits separated by 0.499 mm are illuminated with light of an unknown wavelength and an interference pattern is observed on a screen 5.01 m away. the tenth bright line is 78.7 mm from the central maximum. the wavelength of the light is nm?

Alex thinking about repleacing the word feared at the end of paraghaph 2 with dreaded. why do you think he want to make that change? dreaded has a neutral connotation, feared has a neutral connotation, dreaded has a stronger negative connotation, feared has a more negative connotation.

The egyptian structure were designed for all of the following purposes except

What do you know about the principles of design and the elements of art?