The diagram below shows four processes, A, B, C, and D, by which carbon circulates between the atmosphere, plants, and animals.

Which processes represent respiration?

Process A and Process C
Process B and Process D
Process A and Process D
Process B and Process C

hello

answer: collecting information/data

reason: the student is going around and asking people questions to collect data

i hope this

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.

here's your answer.

ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called