Three friends went for a drive that was 30 km in length. Erin said they had travelled 30000 m today. Katie said it was 300 m and Ben said they had travelled 0.03 m. Who is correct?

they are non-matter

explanation:

they are non-matter. basically, any type of energy or any abstract concept is an example of something that does not matter. other examples include dreams, magnetism, radio, and hate

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

hope this : d

i think its c if i'm wrong