If the universe were contracting, what would happen to light from other galaxies as it reached earth a. it would be lighter b. it would be dimmer c. it would be blue shifted d. it would be red shifted

What is the hottest recorded temperature on earth

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

From where does the solar winds generate