A magnetic field can be defined as a a)that moves along an electric current B) a line that radiates from a magnetic object c) an area in which a force affects magnetic material d) a repellent force between two magnetized objects e)an attractive force between two magnetized objects

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

Identify and describe the three ways that mutations affect organisms.

Reduction is a reaction which results in a in electrons and a in positive charge of the atom or ion 1) a- loss 1) b- gain 2) a-increase 2) b-decrease