Which animal could a polar bear mate with to produce offspring?

Are the earth's ocean floor and continents the same age geologically? why or why not?

Which of the following two events occur to create a sea breeze? select all that apply. warm air rises on the ocean and moves toward the land to cool warm air rises on land and moves toward the ocean to cool cool air moves from the ocean to be warmed by the land cool air moves from the land to be warmed by the ocean

Moving down the ramp from 6 meters to