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The study of the Earth's structure, properties, processes, and four and a half billion years of biotic evolution for the maintenance of life on the planet.
The following are types of biome, except ________________.
This is the stage when clumps of gas collapsed enough to form the very first stars and galaxies.
The following are definitions of a mineral, except ______________.
A divergent boundary is formed when two plates move away from each other.
Physical structure of living beings depends on the protein content in their bodies.
The most abundant element in magma is oxygen.
A body of flowing water moving towards the sea.
When did the first mammal live?
All sedimentary rocks contain fossils.
The pressure is a measure of the stress, the physical force, being applied to the surface of a material.
Temperature is a major factor in the formation of magma.
At what era, do humans live?
Physical weathering is caused by the rainwater reacting with the mineral grains in rocks to form minerals and soluble salts.
Paleontology is the study of fossils.
This level of the atmosphere comprises 80% of the gas on Earth and where weather patterns take place.
Most of the pores in the vadose zone are filled with air, rather than water.
Extreme heat and ________________ is needed for metamorphism to occur.
A classification of a nonrenewable mineral resource that is identified resource that can be extracted profitably.
Eras are subdivided into periods.
In the theory of Continental Drift, Earth’s continents were once part of an enormous, single landmass called ___________________.
When two plates are colliding, the type of boundary is called ____________.
The breakdown of rocks by oxygen and water, often giving iron-rich rocks a rusty color is called oxidation.
The point where the denser plate goes under the less dense plate is called _______________.
It took how many years before the universe started to cool down enough for the protons, neutrons, and electrons to bind together to form neutral Hydrogen and Helium?
This type of power plants uses moving water to generate electricity.
It is the oldest in the three periods.
Betelgeuse and Rigel are two of the brightest stars of Orion's Belt.
Erosion is consist of material saturated with water that moves as a fluid mass.
He proposed that the universe began from a single primordial atom.
Current within the mantle have broken the crust into blocks called _______________.
The Mesozoic era is divided into three periods; Triassic, Jurrasic, and Cretaceous.
It works best for sedimentary rocks having layered arrangement of sediments.
The Milky Way Galaxy is about 100,000 light-years wide.
Two minerals that have the same composition but different crystal form.
When did the first vascular plants arise?
"Geo" came from the Greek word ____________.
The period when dinosaurs diversify is ____________.
When two plates move lateral to one another, this boundary is called ____________.
"Bio" is a Greek word which means _________________.
The point where the denser plate goes under the less dense plate is called a rift valley.
Eras are the second to the largest intervals of geologic time and are hundreds of millions of years in duration.
Precambrian contains large piece of the earth's geological history.
Relative time allows scientists to tell the story of Earth events but does not provide specific numeric ages, and thus, the rate at which geologic processes operate.
There are four types of igneous rock.
A large body of water surrounded by land is called ____________.
Erosion is the breakdown of rocks at the Earth's surface.
The Milky Way Galaxy is how many light-years across?
It works best for igneous and metamorphic rocks.
Parent material can be found in the C horizon.
The period when the first primates arise is ______________.
A region with similar plants, animals, terrain, and climate is called _______________.
Hadean eon is the earliest in the geologic time scale.
Solid or as paste that once deposited in a landfill do not undergo significantly physical-chemical or biological transformations is called inert waste.
What is the study of minerals called?
The age of the universe is ____________.
Saltwater is abundant in the surface of the planet and is not directly useful for potable purposes.
Island arcs and oceanic trenches occur when both of the plates are made of oceanic crust
The eon where humans are living is _____________.
Metamorphic rocks are those that have been transformed by pressure and heat but that has not actually melted.
The process of rapid expansion -about a billionth of a trillionth of a second, creating what we now call space.
The most active divergent plate boundaries are between oceanic plates and are often called mountain ranges.
The theory of continental drift is most associated with the scientist ____________.
Aquifers are areas of permeable rock that hold water.
It is the best-supported theory on the origin of the universe.
It is based on the concept that the lowest layer is the oldest and the topmost layer is the youngest.
Formal geologic time begins at the start of the Phanerozoic Eon (4.0 billion to 2.5 billion years ago) and continues to the present day.
Hydrolysis is the breakdown of rocks by acidic water to produce clay and soluble salts.
The hardest mineral is ________________.
Continental drift, large-scale horizontal movements of continents relative to one another and to the ocean basins during one or more episodes of geologic time.
The discovery of this by Arno Penzias and Robert Wilson led to the thought that the universe started as a tiny, hot, and dense state.
This theory states that the universe has no beginning and no ending.
A large, slowly moving, sheet of ice.
It determines the age of a rock/object using radiometric techniques.
The earth's water is how many percents of the earth's surface?
Weathering is the breakdown of rocks at the Earth's surface.
The term 'cosmos' is derived from the Greek word 'kosmos' which means _________________.
It determines if an object/event is younger or older than another object/event from history
The theory that explains an expanding universe is the ______________ theory.
A type of mining where only shallow deposits are removed.
The geologic time scale is divided into four segments.
It determines the period during which certain object was last subjected to heat. It is based on the concept that heated objects absorb light, and emit electrons.
This termed to as the infinitely tiny, hot, and dense point where the universe started.
The following scientists are believers of the Big Bang Theory, except ____________.
Horizon R or bedrock is a mass of rock such as granite, basalt, quartzite, limestone or sandstone that forms the parent material for some soils – if the bedrock is close enough to the surface to weather.
A process of preserving the remains or traces of a dead organism.
How old is the solar system?
Domestic waste is a special type of waste.
This rock forms when either magma or lava cools down and turns from liquid to solid.
The following are terrestrial planet, except ____________________.
A continent is composed of relatively light blocks that float high on the mantle, like gigantic, slow-moving icebergs.
This technique solely depends on the traces of radioactive isotopes found in fossils.
Epoch is the smallest division of the geologic time scale.
The word 'universe' is derived from the Latin word 'Universum' which was used by the Roman statesman named __________________.
Seafloor spreading occurs along mid-ocean ridges—large mountain ranges rising from the ocean floor.
"Atmos" came from the Greek word which means _____________.
Amber is the fossilized remains of tree sap millions of years ago.
Rich in minerals that leached (moved down) from the A or E horizons and accumulated in Horizon O.
Seafloor spreading and other tectonic activity processes are the results of convection current in the mantle.
A stress is any change in volume or shape.
"Hydro" is a Greek term which means ___________________.
A mass movement also called Mass Wasting.
The process of breaking down of rocks by means of water, ice, wind, plants, and animals is called weathering.
This type of power taps Earth's internal heat to produce electricity.
This shows the leftover radiation of the ancient universe.
Virtually all of the metamorphic rocks that we see on Earth are derived from magmas that formed from partial melting of existing rock, either in the upper mantle or the crust.
The different type of rocks are the following, except ________________.
The processes of evaporation and transpiration is also called transpoevaporation.
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