A man can row a boat in still water at a speed of 1 m/s. The man sets out to row the boat in a river from A to B. The water in the river flows at 0.5 m/s in direction B to A. Find the velocity of the boat throughout the water.

Answer:   [a]:   "slate" .

Answavelength; amplitude;

An electromagnet is a material in which the current produces electromagnetism and is passed to the core.  so to fill in the blanks, choices would be better if there were.an electromagnet is a magnet produced by electric current with a metal core