The Earth is tilted 23 1/2 degrees on its axis. The direction of the Earth's tilt does not change throughout its orbit.

At which position of Earth is it summer in the Northern Hemisphere?

15 points need quick 1. looking at your graph and the geologic time scale during what period did this rock form? what is the age span of the rock, in millions of years? 2. this rock sample is limestone and shale. with what you know about rock formation, what type of environment did these organisms live in? 3. if some of these fossil samples were found in a rock also containing leaf fossils, could you use radiocarbon dating to determine the age of this rock? explain.

Name two factors that, "power of magnetic field " of earth.

According to the sector model, in which region or regions would you most likely find industrial and transportation development?