The color of a star is primarily determined by its blue is the hottest color, our sun is cooler yellow

What's erosion? a. the breakdown of rock into smaller pieces b. the removal of weathered products from rock c. a change in rock resulting from exposure to water d. a chemical change in rock that weakens it

What structure on the south african coast has a range of 63 km and releases flashes every 30 seconds?

One of the main reasons societies settled along rivers in the neolithic era was because a) the village elders demanded it. b) the land there was more valuable. c) it was more safe and secure there. d) it provided irrigation for farming.