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lesson 3: dating with radioactivity connections education
eas sci i b 3044 unit 1: geologic time and earth's history

These are the answers to the following questions:

1. In what type of rocks would geologists most likely find evidence of past life forms?
-igneous rocks

2. The physical, chemical and biological laws that opeate today have also operated in geologic past. This statement relates to the principle of
-cross-cutting relationships

3. In general, the law of superstition states that in an underformed sequence of sedimentary rocks, each layer is
-older than the one below it

4. If a layers of sandstone is in contact with a mass of granite that contains small pieces of the sandstone, which rock is older?
-It is not possible to determine which rock is older from this information

The correct answer would be b