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