When rutherford fired positively charged particles onto a gold atom, most of the particles went straight through. what is the most likely reason for this? A- Dense area inside the atom

B- empty space around the nucleus

C- Electrons and neutrons inside the nucleus

D- Scattered positively charged particles in the atom

thanks!

If a tank filled with water contains a block and the height of the water above point a within the block is 0.8 meter, what is the pressure at point a?

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve

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.