Electrical safety: what should you do to a hot plate before turning it on? more than one answer may be correct. check that the lead does not trail in liquid. check the cable for exposed wires. position in a stable place away from places where it could be knocked over. wipe any oil residues off the hot plate.

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?

Give your knowledge of these things in your paper, you will compare and contrast analog and digital signals to determine which is more reliable for encoding and transmitting information. you’ll compare these features: signal shape numerical values for signal measurements amount of data that can be transmitted energy requirements privacy and security (ability of the signal to be encoded in a secret code) clarity of signal in the space provided, write down what you already know about any of these features. if you’re not sure, write down questions you might have about the features.