Unit 7 Lesson 1 Geologic Change over Time

Guess the principle: The fascinating idea that Earth's processes we see today are just like those from the past 

• unconformities 

• uniformitariansim 

• superposition 

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What are those fascinating remains, imprints, or traces of creatures that roamed the Earth long before us?

• water

• superposition

• fossils 

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Ready to dig into the past? Guess where we usually uncover cool fossils!

• sedimentary  rock

• rock candy

• hard rock

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Guess how old our amazing planet Earth is according to Paleontologists?

• 2015 years old

• 3.6 billion years old

• 4.6 billion years old

• 4.6 million years old

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What do we call the fossilized tracks or other intriguing evidence of an organism's past activity?

• trail 

• trace 

• index

• absolute 

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Who's the detective of ancient life, unraveling the mysteries of organisms that roamed the Earth long before us through their fossilized clues?

• chemist

• biologist

• astrologist

• paleontologist

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Can you guess what this picture is an example of? It's a fascinating glimpse into the past!

• trace fossil.

• carbonization.

• original fossil.

• cast.

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Imagine you're a detective, uncovering the secrets of ancient times. You come across a unique fossil, not of the organism itself, but of its movements in soft sediment. What's this intriguing type of fossil called?

• bone fossil

• trace fossil

• frozen fossil

• petrified fossil

Imagine you're a time-traveling detective, and you've discovered fossils of the same plants and animals on continents now separated by the vast Atlantic Ocean. What mind-blowing conclusion does this clue lead you to?

• These ancient creatures were incredible swimmers and crossed the Atlantic Ocean.

• Once upon a time, the Atlantic Ocean was a giant freshwater lake.

• The continents now divided by the Atlantic Ocean were once part of a supercontinent.

• The continents split by the Atlantic Ocean have hosted the same kinds of organisms for millions of years, unchanged.

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Guess what? The weather conditions over a long period of time have a special name! Can you figure out what it is?

• uniformitarianism

• climate

• weather

• global warming

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