If Earth was like a hardboiled egg, which part of Earth would the egg white represent? Mantle, as its depth is less than 2,900 kilometers

Core, as its depth is less than 2,900 kilometers

Mantle, as its depth is up to 6,500 kilometers

Core, as its depth is up to 6,500 kilometers

Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies?

What is the general rule about surface currents? cold water flows along the ocean floor towards the equator. the east coasts of continents have cold surface currents, and the west coasts of continents have warm surface currents. seasonal and constant offshore winds create significant upwelling along the west coasts of south and north america and africa. the west coasts of continents have cold surface currents, and the east coasts of continents have warm surface currents.

Ozone in the upper atmosphere has been depleted by a. sulfur dioxide. b. chlorofluorocarbons. c. carbon dioxide. d. oxygen.