Which of the following disproved the postulate in Dalton's Atomic Theory that stated that all atoms of a given element are identical? A. ions and isotopes
B. nuclear fusion
C. the electron cloud
D. neutrons

Which characteristic of water it form droplets? a. low specific heat b. nonpolar structure c. high surface tension d. ability to dissolve substances

How do scientists think that gravity affected the formation of our solar system?

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this