9. Tertiary consumers eat ...
o A. primary producers
o B. primary consumers
O C. secondary consumers
o D. quaternary consumers

C. secondary consumers

Explanation:

Primary Consumers eat the producer. Secondary consumers eat primary consumers and tertiary consumers eat secondary consumers. It goes down the line. producer -> primary -> secondary -> tertiary -> Quaternary

oceans

indian ocean

pacific ocean

atlantic ocean

arctic ocean

southern ocean

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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