Certain species were intentionally or unintentionally released into new areas.  match each species to its possible type of release method.

The asian oyster was introduced to replace depleted native fish populations - Intentional release

European brown trout were introduced to establish sport fisheries - Intentional release

European green crabs began threatening commercial fisheries - Unintentional release

Cogon grass arrived as seeds in packing material - Unintentional release

glacial erosion, the picking up and movement of earth beneath a glacier, is also referred to as plucking. erosion and transportation of individual pieces of bedrock, especially large "joint block occur as a result of this glacial erosion. plucking is type of erosion in which rocks become frozen into the bottom and sides of the glacier.as the glacier moves downhill it 'plucks' the rocks frozen into the glacier from the ground.

which

what is a measurement of the earth’s history divided into time periods?

> fossil record <

sedimentary rock

> geologic time scale <

radioactive elements