Dino Extinction
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| How do we know that different kinds of plants and animals lived in Utah a long time ago? | We found fossils of them.
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| Which of the following animals used to live in Utah but does not now? | Mammoth
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| What is a common cause of plant and animal extinction? | The climate changes
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| What do dinosaur tracts in coal bead tell us about biomes in Utah's past? | Utah once had large swamps
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| What evidence shows that parts of Utah were once the seafloor of an ancient ocean? | Trilobites found in limestone in Millard County
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| What have scientists learned about oceans from fossils? | Oceans have changed in size and location
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| What might a scientist tell from seashell fossils found on top of a mountain? | The mountain was once part of the ocean bottom
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| Why is a fossil dinosaur bone much heavier than the original bone, it was made from? | It is now made of minerals
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| How does the fossilized skeleton of a dinosaur similar to the modern skeleton of a lizard? | They have back bones and tails
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| Which rock type would be best for finding fossils? | sedimentary
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| Why are the soft parts of a sharks body not preserved as a fossil? | They rotted before fossiliztion could occur
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| Which would be an example of a fossil? | Dinosaur footprint
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| Where are prehistoric animals preserved as whole animals? | In amber
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| Erin brought a piece of a sandstone to school that had some ripples in it. What might it be it a fossil of? | Wave marks on a beach
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