this picture shows a fossil of a dragonfly preserved in sedimentary rock. the age of a fossil tells you how…

this picture shows a fossil of a dragonfly preserved in sedimentary rock. the age of a fossil tells you how long ago the fossil started forming. which of the following could be the age of this fossil? 15 weeks, 150 years, 150,000,000 years
Answer
Explanation:
Step1: Understand fossil - formation time
Fossils form over extremely long periods. Weeks and years are too short for fossil - formation.
Step2: Select the appropriate time - scale
Sedimentary rock fossils like the dragonfly fossil shown take millions of years to form.
Answer:
150,000,000 years