Rock Layers & Geologic Time Assessment
Flashcard
•
Science
•
6th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Student preview
16 questions
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1.
FLASHCARD QUESTION
Front
The geologic time scale tracks Earth’s _________ year history:
Back
4.6 billion
2.
FLASHCARD QUESTION
Front
Remains, imprints or traces of once-living organisms are called:
Back
Fossils
3.
FLASHCARD QUESTION
Front
Order the divisions of geologic time from the longest to the shortest:
Back
Eons, Eras, Periods
4.
FLASHCARD QUESTION
Front
Rock that is made from sediment that has been pressed together is called:
Back
Sedimentary rock
5.
FLASHCARD QUESTION
Front
Which fossil would make the best index fossil?
Back
Frog
6.
FLASHCARD QUESTION
Front
What is an index fossil?
Back
A fossil that is used to define and identify a particular time period in the geologic time scale.
7.
FLASHCARD QUESTION
Front
What are the three main types of rocks?
Back
Igneous, Sedimentary, Metamorphic
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