Question 1(Multiple Choice Worth 2 points)
(01.01 MC)
In 1869, Dmitri Mendeleev was trying to arrange the 65 known elements in a logical way. He arrived at the solution when he saw the elements arranged by atomic weight in a
dream. He tried this arrangement and it worked! What is this an example of?
Creative thinking
Scientific method
Scientific law
Artistic ability

c. rb

explanation:

the atomic radius of a chemical element is a measure of the size of its atoms, usually the mean or typical distance from the center of the nucleus to the boundary of the surrounding shells of electrons.

1/0.14nm = 10^10/1.4 a lot

the minimum amperage that the current in this wire would have to have so that its weight is completely supported by the magnetic force due to earth's field, assuming that no other forces except gravity act on it