The material that the snails are moving on affects their speed. On a smooth material, (petri dish) the snails moved the fastest. On a rough material (sandpaper) the snails moved the slowest. On dirt, a compromise between smooth and rough, the snails moved at a medium pace. The material and possibly friction affect this.
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Mass is how heavy is it, weight is the size both are the same
Answer:
Tuesday bc instead of running he/she was walking bc he/she might not have as much energy
Explanation: