Find the angle of incidence for the diagram below and show work?

How are the crust and the inner core alike? a) they are both solid. b) they both have the same temperature. c) they are both under the same pressure. d) they are both very close to the center of the earth.

Compare the horizontal displacement of the two balls as they travel to the ground. what do you observe?

Sort the images based on whether there's a force of attraction or repulsion between the magnets shown. attraction repulsion