Is puerto rico part of the 52 united states

17. the soil erosion pictured here is the result of what? a. harvesting renewable resources at a rate greater than the sustainable yield b. a mudslide caused by excessive rains c. harvesting renewable resources at a rate lower than the sustainable yield d. the transition between geologic eras and eons

Suppose that the sun shrank in size but that its mass remained the same. what would happen to the orbit of the earth?

Which statement explains what similar fossils found on distant continents suggest about earth’s history? animals have evolved over time. the continents have moved over time. earth’s oceans had varying salt content through time. there have been many animals on earth that are now extinct.