Which of the following statements is true?
Running an electric current through a magnet can create a magnetic field.
Electrons are found in the nucleus of an atom.
The strength of a magnetic field increases with distance.
Electric engines change electricity into magnetism.

During a fierce storm a large number of tall trees on an island are uprooted by the wind and die. most of the trees on the island are now short trees and produce seeds that grow into short trees. what concept is shown in this example? question 5 options: natural selection artificial selection genetic engineering gene splicing