Fill in the blanks to complete the paragraph. The principle of cross-cutting relationships states that certain features, such as faults, are
than the rock layers they cut through. These features are breaks in Earth’s surface where rock has moved sideways, upward, or downward.
formations are made of molten rock that has cooled. Those on Earth’s surface are called
. Those beneath Earth’s surface are called
.

Explanation:

Index fossils are the remains of organisms that lived on Earth for

periods.

First, geologists use relative age to determine the

of the layers of rock.

They then use index fossils to relate the layers to those in

locations

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Explanation:

d, i believe because of it's activity level

if you think your dog may have been exposed to a toxin, the best thing to do is to check the label of the item you think your pet ingested. read the information about toxicity. often, but not always, the information on packaging regarding children is relevant to dogs and some manufacturers even discuss dog toxicity. if there is an 800 number on the package – call them! it’s also recommended that you call your veterinarian to confirm the recommendations. if you go to your veterinarian, take all packaging and any information you have on the product.