Fossils
Fossils that leave a clue that the organism was moving at some point.
Trace Fossil
What is relative dating?
A technique used to find the relative age of objects, without providing a specific date
What are natural disasters?
An event that happens naturally that has mass destruction and possible death
What are natural resources?
Materials that we use that come from nature.
Law of Superposition
Older rock layers are found at the bottom, while newer layers are at the top
A fossil of a jawbone or leg bone
Body fossil
What is absolute dating?
A technique used to find a precise age of an object
What are 3 different types of mass wasting?
The difference between renewable and nonrenewable resources is...
Renewable resources are easily replenished, whereas nonrenewable resources are not
Fossil
Any preserved remains from the past
An imprint that is filled in with minerals and sediments
Mold fossil
What is the approximate age of the Earth?
4.6 billion years old
Where is it most common to experience an earthquake?
Along plate boundaries
Fossil fuels are an example of which type of resource?
Nonrenewable
Independent Variable
The factor in an experiment that is manipulated or changed on purpose
What evidence do we have that Pangea was actually real?
Similar fossils found on different continents within similar rock layers, plates look like puzzle pieces, mountain rages on different plates
This law says that the oldest rock layer is at the bottom, while the youngest rock layer is at the top
Law of Superposition
What are at least 2 factors that contribute to the occurrences of landslides?
Heavy rainfall, earthquakes, wildfires, volcanic eruptions, or human influences (deforestation)
List 4 renewable resources
Geological Time Scale
A graph that subdivides the earth's historical past
What are 4 characteristics of an index fossil?
Abundant, Distinctive, Lived for short time period, Found globally
The Geological Time Scale is divided into what?
Eras and Periods
Volcanic deformation or tilt of earth
Why is it important for humans to reduce, reuse, and recycle?
Answers will vary
Mass Wasting
The downslope movement of rock or debris due to gravity