Is this statement true or false? Ore is a chunk of rock that contains a large amount of metal. Most minerals come from rock that is mined from the Earth’s crust.

true

false

The missouri compromise angered because congress had allowed slavery to expand into another state. 1.) thomas jefferson 2.) northerners 3.) white southerners 4.) henry clay

Human geography is the same as culture. true false

Which statement is correct? the speed of the light ray is the same in air and medium a. the speed of the light ray is the same in air and medium b. medium a and medium b have different densities because light refracts at different angles. medium a and medium b have the same density because the light ray strikes both at the same angle.