Look at the image. which change does this represent?
a.
the stone age
b.
the neolithic agricultural revolution
c.
homo-sapiens
d.
the rise of cities

Describe how gravity and convection work together to move the plates in the plate tectonics theory

Congress checks on the power of the presidency by overriding a presidential reversal or veto. debating the bill in both of the houses. making laws without presidential review. sending the bill back to several committees

Which two words in this excerpt from the count of monte cristo can be used as synonyms to determine the meaning of the word grotto? dantès entered the second grotto. the second grotto was lower and more gloomy than the first; the air that could only enter by the newly formed opening had the mephitic smell dantès was surprised not to find in the outer cavern. he waited in order to allow pure air to displace the foul atmosphere, and then went on.