Which turns sediments into sedimentary rock? a. compaction and cementation b. pressure and heat c. weathering and erosion d. melting

Acar traveld with an average speed of 60 miles per hour for 2 hours. how far did it travel

As a result of wildfires, in grasslands. a) tree growth increases b) grass growth increases c) soil quality decreases d) invertebrate variety decreases

What percentage of light hits earth's surface directly?