Surgeons had to reopen Carla's knee because a surgical sponge had been left inside. This type of error is..? -a human error.
-a diagnostic error.
-an imaging error.
-a medication error.

In physics the desire of an object to keep doing what it is doing is termed?

The solid that is formed and usually sinks to the bottom of a solution is the

Currents in dc transmission lines can be 100 a or higher. some people are concerned that the electromagnetic fields from such lines near their homes could pose health dangers. for a line that has current 150 a and a height of 8.0 m above the ground, what magnetic field does the line produce at ground level? express your answer in teslas and as a percentage of the earth’s magnetic field, which is 0.50 g. is this value cause for worry?