Which process is primarily responsible for the formation of a delta? glacier erosion
dropping of the sediments by wind
deposition of sediments
mass movement

Forces that are equal in strength but opposite in direction are a.) balanced b.) unbalanced c.) always result in motion d.) do not exist

One statements is an example of a scientific observation. another statement is an example of a scientific explanation. identify the correct statement for each category to illustrate how scientific explanations are inferred from scientific observations.

Which locations on the map are low-pressure areas? a b c d e