Unit 1
How was our solar system created?
A spinning solar nebula that made all of the rocks form into planets
Which particles make up atoms?
protons, neutrons, electrons
What are the 3 major types of rocks?
Igneous, Metamorphic, Sedimentary
What is an example of a fossil fuel?
Natural Gas, Coal, Oil
What are the 5 types of mass movements?
Rockslide, Rockfall, Slump, Creep, Flow
What are Earth's 4 major spheres?
Biosphere, Atmosphere, Geosphere, Hydrosphere
Minerals are classified according to their
composition
The formation of igneous rock is powered by what?
Internal heat
What kind of resource is sunlight?
Renewable resource
A mass movement that involves the sudden movement of a block of material is called a what?
Rockslide
What are the two sources of energy that power Earth's systems?
The sun and the inner core of Earth
If a mineral breaks along flat or even surfaces, it has what?
cleavage
Metamorphic rock forms as a result of what?
Heat and pressure
What is the source of geothermal energy?
natural underground reservoirs of steam and hot water
Pedalfer soils would most likely be found in what part of the United States?
The Eastern half
What is a nonrenewable resource?
Something that takes time to make
The Mohs scale measures
a mineral's hardness
All of the energy that drives the Earth's rock cycle comes from what 2 places?
Earth's interior and the Sun
In which decade were the first important laws to decrease water pollution passed?
1970s
The main source of organic matter in soil is called what?
plants
What is a system?
Any size group of interacting parts that form a complex whole
To what class of minerals do gold, silver, and copper belong?
native elements
A metamorphic rock can be classified according to its what?
texture and composition
Earth's atmosphere is a mixture of __________, oxygen, water vapor, and other gases.
nitrogen
Chemical weathering is highest in areas that are in what kind of climate?
very warm and wet