An artery carries blood the heart. oxygen-rich; away from oxygen-rich; to oxygen-poor; away from oxygen-poor; to

oxygen-rich; away from

An artery carries oxygen-rich blood away from the heart.

Explanation:

All arteries carry oxygenated (oxygen-rich) blood away from the heart except pulmonary artery while all veins except pulmonary vein carry deoxygenated (oxygen-poor) blood to the heart.

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

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