2/3 miles
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1/3 hour
copy dot flip
2/3 * 3/1
2 miles per hour is the unit rate
Answer: 2 miles per hour
Sedimentary Rock
Here's Why:
Fossils also form from molds and casts. If an organism completely dissolves in sedimentary rock, it can leave an impression of its exterior in the rock, called an external mold.
I got this information from http://www.livescience.com/37781-how-do-fossils
I hope this helps:)
Study and sonner or later youll get it
