The mid-ocean ridge in the middle of the the atlantic ocean has the seafloor that is how old? 0-10 million years, 69 million years, or 180 million years

Why does sweden and norway have steep roofs

Although china’s total economic output, measured by gross domestic product (gdp), is third largest in the world, it is considered a developing nation. what is most likely the most important factor for this designation? a. china’s government spends money on things that do not benefit human development. b. china has a large population, so its gdp per person is only modest. c. china has a strong economy but weak literacy and school attendance rates. d. china’s high rates of disease offset the country's economic gains.

What are some of the impacts of humans on the earth?