Chapter 1
clues about life from the past that are preserved in rock/ remains of animals cemented overtime
What is a fossil?
Different ________________ builds up in different environments
sediment/rock
What is a rocky outcrop?
A section of exposed rock
Moving water is one cause of _________________.
erosion
How many layers of rock have we discussed at the Desert Rocks National Park?
3-Unknown, Upper, Lower
Compact means to
press together
If a Mosasaurus fossil was found, this means the environment was once-
a lake or deep ocean
What can provide clues about the way Earth changes over time?
Rocks and fossils
What does the liquid from a volcano become when it cools?
rock
True or False: Weathering is a fast changing process in which rocks are quickly broken into smaller pieces
False
Something that you figure out based on information you already know and observations you make
What is an inference?
Data shows that _______________ was found in the upper layer. (ROCK TYPE)
Mudstone
How does a fossil form?
A fossil forms when an organism dies and is covered with sediment that turns into rock.
True or False: Erosion is a process that moves weathered rock from one place to another.
True
Which is the tallest landform?
a mountain
How long does it take for rock to form?
Thousands/Millions of years
Mosasaurus was a large animal that ________ in deep water
swam
How does a layer of sedimentary rock form?
The layer forms when sediment sinks and builds up in water, compacts under more sediment and cements over time
A break in the Earth's crust where masses of rock slip past each other.
fault
How many rock layers did WE create in the lab?
2
An observation uses the 5 ______________
senses
The environment of Desert Rocks National Park was a deep ocean when the _______ layer was formed
upper
What is the best way to find the age of rock layers?
Looking at the fossils in rock layers.
Weathering is a ________________ change to the land on Earth.
slow
Weathering is a slow change to the land on______.
Earth