When did leroux and shamaonov discover the microwave radiation? why did they not realize the importance of their discovery?

Several mountains together form a mountain . a few of these combined form a mountain system. several systems combined form a mountain , which can stretch thousands of miles in length.

In a stagnant pool of water, a crayfish may spend much of its time lying with one side of its carapace near the surface of the water. in this position, it will move the walking legs on that side in a rhythmic back-and-forth motion. explain the likely function of this behavior.

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?