Which statement best explains why the atomic theory developed efficiently? A- scientists ignored all previous knowledge about atoms.
B- scientists had used creativity and The scientific method in their investigations.
C- scientists had used the philosophical viewpoint as a method of investigation.
D- scientists rarely repeated experiments to make sure the results were correct.

What is the rate of change in a objects position?

Yvette hangs a 2.4kg bird feeder in the middle of a rope tied between two trees. the feeder creates a tension of 480 n in each side of the the rope.

Place several e-field sensors at a few points on different equipotential lines, and look at the relationship between the electric field and the equipotential lines. which statement is true? 1-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of higher voltages. 2-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of lower voltages. 3-at any point, the electric field is parallel to the equipotential line at that point.