click below
click below
Normal Size Small Size show me how
Fossils Chpt 2
4th Grade Chapter 2 Fossils
| Question | Answer |
|---|---|
| This is a clue to the activity of an animanl that lived long ago. | Trace Fossil |
| This is a clue, preserved in rock, about life in the distant past | Fossil |
| A fossil imprint left by a plant or animal is called a... | Mold |
| If minerals fill a mold fossil and then harden, this forms | Cast |
| This is a gas made up mostly of methane | Natural Gas |
| This is a soft brown form of coal | Lignite |
| This is another name for crude oil | Petroleum |
| This is a hard black form of coal | Anthracite |
| A soft brown material made up of part;y decayed plants is called... | Peat |
| This is a fairly hard dark brown or black form of coal. | Bitumonious Coal |
| This is a fuel such as coal, petroleum, or natural gas that formed in Earth from decayed organisms | Fossil Fuel |
| What type of rock would you mosetly likely find a fossil? | Sedimentary |
| What would be an example of a fossilized dinosaur footprint? | Trace Fossil |
| When woody material in a tree is replaced with minerals, the tree becomes... | Petrified |
| What are some examples of fossil fuels? | Natural gas, oil and coal |
| What could you infer about an animal from a fossil of its jawbone? | You can tell if it ate meat or plant. You can also tell how big the animal may have been. |
| Would you be likely to find a fossil in igeous rock? Explain. | No. Because it's too hard. Fossils are found in sedimentary. |
| Explain why some animals and plants became fossils and others did not. | Because in order to become a fossil, the animal or plant needs to be buried quickly. If it isn't then it doesn't become a fossil |
| How does recycling plastic conserve fossil fuels? | When you use less plastic, they don't have to make as much and they use fossil fuels to make plastic. |