Rocks
What forms an igneous rock?
When magma or lava cools
What types of things from an animal are left behind to form fossils?
Mostly bones, teeth, and shells.
What is a fossil?
The remains of once living things that have been preserved
What is weathering.
What is breaking down of rocks and minerals?
What is a fossil.
What is remains of once living things that have been preserved?
Where is an extrusive igneous rock formed
On the top layer of earth
Can plants become fossils?
Yes!
What was the name of the place we went to see fossils?
The Natural History Museum
Where is an intrusive igneous rock formed?
Under the Earth's surface
What does a fossil time line tell us.
How long ago the organism lived.
What is a fossil fragment?
A piece of a fossil
What is a way that scientists can tell the surface of the Earth has changed.
Possible answers: They can examine layers of rocks and the fossils in them, they can see how rock layers change when mountains are formed, they see that rivers can carve and change layers of rock by forming canyons?
What is a key bed.
What is a layer of rock with unique characteristics that scientist can easily identify. They help with aging the rock layers and fossils around them?
What are the 3 types of rocks?
Igneous, Metamorphic, Sedimentary
Where under the ground are older fossils found compared to more recent fossils.
Deeper layers of Earth have older fossils
What was the name of the place we went to see fossils?
The Natural History Museum?
Which type of rock has layers pushed together with heat and pressure?
Metamorphic rocks
What is wood called when it becomes a fossil? (Hint: There was one in your fossil box).
Petrified wood
Why do we study fossils?
To learn about the earth, as well as the plants and animals that lived long ago?
Why do we study fossils.
What is to learn about the earth, as well as the plants and animals that lived long ago?