What is true about most higher-grade metallic ores? O They are usually found deep below Earth's surface-more than 1,000 ft underground

O Most of them can be extracted using the placer method.

O Most of them can be extracted without requiring
blasting.

O They are usually found very close to Earth's surface less than 1,000 ft underground.

They are usually found very close to Earth's surface less than 1,000 ft underground.

have a great day because if you dont you and i will be sad

shield volcanos are angry and get mad over the smallest things so much that there heads erupt   pahoehoe and a'a lava. a composite volcano is the poller opposite of a shield volcano. its   peaceful thing and knows how to control its emotions.