Luke is getting his pilot’s license. He flies from Houston to San Antonio, a distance of 185 miles. If he makes the flight in 1.75 hours, what is his average speed for the trip?

There is an area in idaho named craters of the moon where most of the ground is covered with basalt, adark gray, igneous rock with no visibl crystals. what can you infer about the geographical history of the area?

The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call

Aconcentrated solution of ammonia is 14.8m and has a density of 0.899g/l. what is the concentration of ammonia in this solution in weight percent (%w/w)?