What led to a change in the number of officially classified planets in 2006? 1. Scientists determined that some inner planets are too small to be considered spherical.
2.Scientists determined that Pluto does not orbit a star.
3.Scientists determined that the dwarf planet Eris should be included.
4. Scientists determined that Pluto does not clear its orbit of other objects.

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?

How does the digestive system interact with the circulatory system? a. messages sent as electrical impulses from the digestive system are transported throughout the body by the circulatory system. b. nutrients taken in and broken down by the digestive system are carried to various parts of the body by the circulatory system. c. nutrients and gases are absorbed by organs in the circulatory system. then, they are transported to all parts of the body by organs in the digestive system. d. oxygen and carbon dioxide are exchanged by organs in the digestive system, and the gases are carried to the rest of the body by the circulatory system.

The three sub fields of forensic entomologists