From my kitchen window I watched the snow white cat patrol its territory, gliding gracefully between the lavender blue bed ...
Our challenge to you: Find a way to measure the spacing between the grooves in this grating. The larger idea is that once you have that information, you could use a grating as a spectrometer to make ...
It appears TV anchors and reporters across the United States are bowing to pressure from President Donald Trump over his proposal to change the name of the Gulf of Mexico to the Gulf of America.
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