A mass is oscillating up and down on a spring. In the above graph of its vertical position as a function of time. The
amplitude is _ m

answer; the correct answer is desert plants;

a

explanation:

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.