How did Robert Millikan's oil drop experiment change scientists' view of the atom?
A. It identified the charge on a single electron.
B. It showed that atoms could not be divided into smaller particles.
C. It showed that atoms were found in different energy levels.
D. It identified the location of the nucleus.

Which describes interactions between substances and stomata during photosynthesis? check all that apply. oxygen enters stomata. oxygen is released through stomata. carbon dioxide enters stomata. carbon dioxide is released through stomata. hydrogen enters stomata. hydrogen is released through stomata.

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.

What type of reaction fuels the processes seen here?