Answer:
Convection currents push up on parts of the plate. Then gravity pulls on those areas, bringing them downward. And, as these areas move lower, the ridges then push the plates away and outward.
Explanation:
I took the quiz
Answer:
asteroids are made of metals or rocky materials while comets are made up of ice
Explanation:
Answer:
bcz they did not reach Europe until after the 15th century
Explanation:
More than 60 million years
Precise knowledge of location, estimates of size, and general sense of connection between places.
They are the maps in our head, so when you think of a neighborhood or states, you can think of where they are positioned and how to get there
they help navigate areas like the kitchen, states, towns, countries and so on