What is the resistivity of a 10. meter wire with a 0.315 millimeter diameter if it has a resistance of 0.50 ohms? Write your answer in scientific notation with three digits and no units

Idon’t quite understand this problem

Ineed ! using proper grammar, spelling, and punctuation, write at least one 5 sentence paragraph describing 3 ways we use the elements of the electromagnetic spectrum (ems) in our everyday lives.

Name two kinds of practical electric pumps.