All About Earth
Don't Be So Dense
History of the Earth
Fossils
Combo Questions!
100
Which Earth layer is most dense?
The Inner Core
100
Both the mass and volume of a substance must be used in calculating its ______.
Density
100
Roughly how old is the Earth?
4.6 billion years old.
100
An organisms remains that have been naturally preserved
Fossil
100
The layer of the Earth that we live on.
The crust
200
Earth's surface has a relatively thin, solid outer shell called the ________________.
Lithosphere
200
If an object has a density of 1.25 g/mL and it is placed in water. Would the object sink or float?
Sink
200
Determining the age of a rock layer based on it being "younger" or "older"
Relative Dating
200
Fossils are always found in this type of rock
Sedimentary
200
The best indicator of an area's ancient environmental conditions and climates would be the_______
types of fossils found there
300
As depth within the Earth's interior increases, what also happens as a result?
Density, pressure, & temperature increase.
300
What is the calculation formula for density?
D = M/V
300
Finding the exact age of a rock layer through using techniques such as radiometric dating or chemical aspects.
Absolute Dating
300
Which of the following Fossil was preserved the most recent?
The clam shell (one on top)
300
What is the core of the earth made up of?
Iron and Nickel
400
Convection currents, which may be the driving force for the movement of lithospheric plates, are mostly found in Earth's what?
Mantle
400
What is an example of the units of measurement used to express density?
g/mL
g/cm3
400
Which technique has been used by scientists to determine that the Earth is at least 4.5 billion years old?
Radiometric Dating
400
Which fossil is the oldest shown?
Trilobites
400
Which letter represents the outer core?
Letter C
500
To determine the structure of Earth's interior scientists have studied these
Earthquakes
500
A quantity of water is frozen solid and then heated from 0ºC to 10ºC. What would best describe the properties of the water during this time?
Their volume and density changed.
500
A geologist finds fossils in the rock layers represented in the diagram below. Which of the following Rock Layers is the oldest?
Rock Layer D
500
What Rock cycle process is commonly the reason for missing rock layers to be removed?
Erosion
500
All natural disasters that have occurred on Earth (such as earthquakes, volcanic eruptions, and formations of mountains) due to what?
Tectonic Plate Movement
Continental Drift