How does the scientific method apply to our learning about the pandemic? Compare what we knew in March to what we know now in August

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.

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.