Terms in this set (138)
The Doppler Effect explains the apparent change in ____ of a wave that is observed when an object emitting the waves is moving, the observer is moving, or both
Nuclear reactions cause changes in the _____ of an atoms
one light year is
the distance light travels in one year in a vacuum
The critical temperature for that a must be achieved before a star ignites is
10 million K
The stars with the shortest lifespans are those that have a
When a star switches over to reactions that burn hell,, what element will be produced?
When light leaves the surface of the Sun it takes ____ to reach us on Earth
Which of the following accurately describes the life history of our Sun from beginning to end?
nebula, star, red giant, white dwarf
T/F Stars live forever
T/F The Sun is currently burning carbon as fuel
T/F When you look at stars in the night sky you are looking into the past
T/F During the white dwarf phase of a star's life history, all of the elements that were made in the star are released into space
The visible light spectrum covers the narrowest wavelength range of any wave within the electromagnetic spectrum
A ____ is a interstella cloud of gas and dust
The most abundant element in the universe is
The principle fuel for a star like our sun is
What is a property of all galaxies?
All galaxies contain a large num,ber of stars
Chemical reactions involve changes in the ____ of an atom
number of electrons
T/F The elements of the periodic table were created in the explosion of a massive star
The age of the universe is closest to which of the following
14 billion years
The nearest star to Earth, outside of our Solar System, is ____
T/F the universe is expanding
As the wavelength of a wave increases, the frequency ____
T/F Infrared energy is also known as heat
Which of the following correctly represents the order of waves in the electromagnetic spectrum
Gamma rays, visible light, microwaves
Stable stars form when there is a balance force between gravity and ___
T/F Matter was present at the instant of the Big Bang
A solar eclipse can only occur during which of the following lunar phases?
All of the following are names used to collectively refer to the first four planets
Rocky planets, terrestrial plants, inner planets
Our solar system is found in which of the following galaxies?
The age of the Sun is about...
5 billion years
The four planets beyond Mars in our Solar System are collectively referred to as the ______
Gas Giant planets
Which of the following accurately describe the order of planets within the Solar System?
Jupiter, Saturn, Uranus, Neptune
What are the units to express distance?
Light-year, astronomical unit, kilometer
T/F During an equinox the axis of Earth is pointing towards the Sun
T/F There is more empty space in our Solar System than there is matter
T/F seasons on Earth are caused by the shape of our orbit around the Sun
T/F The Sun is the largest star in the Universe
A ____ unit is equal to the average distance between Earth and the Sun, which is 93 million miles or 150 million kilometers
Between Mars and Jupiter there is a _________ that separates the inner and outer planets
The __ is the source of light that illuminates the moon
The _______ is name for the region at the outermost edge of our solar system and contains the dwarf planet Pluto
The lunar phases where the amount of illuminated moon is decreasing are referred to those as _____
The lunar phases where the amount of illuminated moon is increasing are referred to those as ____
What one word best describes why we have seasons on Earth?
T/F The New Moon phase is caused by Earth blocking the light of the Sun, keeping this light from hitting the lunar surface
_____ is the name scientists have given to the object that struck Earth leading ultimately to the formation of our Moon
Which of the following parts of the current definition of a planet does Pluto meet?
Must be in orbit around the Sun and Must have sufficient mass to achieve hydrostatic equilibrium
The rotation of the avis of a spinning object, like a top or the planet Earth, is called ______
A mineral is composed of
Crystalline solids and generally inorganic components
Deposited materials that remain in place long enough, or are covered with enough material for compactions, may again become rock. The type of rock produced in this manner is called...
Roughly 200 million years ago, all of the continental land masses on Earth where joined together in a supercontinent called
Subduction is the process of a tectonic plate
being forced or pulled below another plate
the two "new" geological features scientists discovered in the post-WWII era that were critical in supporting plate tectonic theory were...
Mid-Ocean ridges and Deep Ocean Trenches
When oceanic and continental plates collide, which of the following events occurs?
Oceanic plate subduct
Which geologic era are we currently in?
In which of the following geological eras did dinosaurs rule Earth?
Coal was formed during which of the following eras?
What are examples of metamorphic rock?
Slate, gneiss and marble
What is not a metamorphic rock?
What is an example of sedimentary rock?
coal, limestone, sandstone
What is not an example of sedimentary rock?
Which rock type is inclusive of rocks that have been chemically or physical changed from another rock type?
As the temperature of a substance decreases, the density of the substance ______
Sea-floor spreading is found at which plate boundary?
T/F Soil formation is a slow process
T/F Los Angles will one day fall of into the ocean due to earthquakes
T/F Living organisms do Not play a role in soil formation
The process in which rocks are broken down into smaller pieces is called
the process in which broken down pieces of rock are carried away is
T/F From a geologic perspective, Georgia is uniformly one age
According to Moh's hardness scale, which of the following minerals is the hardest?
T/F Water is involved in the formation of volcanoes at convergent plate boundaries
You just recovered a fossil from a rock you are examining, the rock is most likely a
______ was the name for the land mass on Earth on the end of the Paleozoic Era
Which ones are found in Georgia?
Piedmont, Ridge and Valley, Blue Ridge
T/F The appalachian Mountains are geologically young, serving as a good example of recently formed mountains
An active geological fault runs throughout the state of California, leading to serious earthquakes. This fault is an example of which kind of plate boundary?
____ is the loss of thermal energy from a system
Which represents the geologic eras from oldest to youngest?
Paleozoic, Mesozoic, Cenozoic
Is continental or oceanic crust more dense?
There are _____ described soils in the United States?
Earth Moon was created through the collision between Earth and
T/F Carbon dioxide is a greenhouse gas
A _____ is a geologically defined region in which all water flows to a common destination
Greenhouse gases absorb _____ radiation
Energy from the _____ drives the water cycle
As the temperature of air decreases, the maximum amount of water vapor that can be held by the air
Dunlap hall is the in the _____ watershed
Lumpkin County is found within which of the following river basins/watersheds?
Etowah and Chattahoochee
The Gulf Stream redistributes heat from the Gulf of Mexico to
the north American coast and northwestern Europe
The transformation of a liquid to a gas is known as
_____ is a description of the long-term atmospheric conditions in a particular area
Which of the following variables is typically included as a part of a weather report?
Air temperatuer, barometric pressure, realtive humidity,and wind speed
The newest designated ocean on Earth is the ______ ocean
T/F 212 degrees F is a hotter temperature than 100 degrees Celsius
The hydrologic cycle represents interplay between the upward force of solar energy and the downward force of ____
T/F Lake, rivers and streams are the ultimate source of water on Earth
The majority of water on Earth is not available for humans to drink because
the overwhelming majority of water on the planet is salt water
Soil forms best under which of the conditions?
Distinct seasons, including cold/frezing winter and ample moisture to support growing season
The brown, insoluble material from the breakdown of organisms is known as _____. This material is an important source of nutrients and plays a critical role in developing soil structure and texture
Which of the following is the correct order of soil particle size from smallest to largest
clay, silt, sand
T/F The soils in tropical rainforests are poor, containing low levels of nutrients and very prone to erosion
T/F The soil in modern day north Georgia is the same as the soil found in this region before the arrival of European settlers
T/F Living organisms do not play a role in soil formation
______ is the name of the soil that was recently discovered in the Amazon. This soil represents an ancient form of soil management
There are ____ described soils in the United States
Which of the following soil particle sizes provides for the most drainage in a soil?
if you wanted to build a structure in the group that would retain moisture, it would be best if your soil contained more particles of which soil texture?
Bacteria are found in which of the five kingdoms
Linnean biological classification is focused on
observable physical characteristics
Which of the following ideas represents the contribution of Charles Darwin to biology?
All living organisms are descended from a common ancestor
Humans are classified as members of the _____ domain in the Three Domain Concept
What information was used by scientists in the creation of this phylogenic tree?
store genetic information in living organisms
What is the total magnification if you have a 10x ocular lens combined with a 10x objective lens
When beginning a microscopic examination with a light microscope, you should use,
the least amount of light possible
The cell _____ is the lipid bi-layer structure that separates the inside of a cell from the environment. This structure is found in all cells
A ______ is an organelle found in cells of plants and some other organisms that uses energy from sunlight to make energy-rich food molecules by photosynthesis
The ____ is the organelle in a eukaryotic cell where one majority of energy is released from sugars
The prefix "cyto-" means
T/F Animals cells do not have cell walls
T/F Linneaus is credited with determine the relationships between all living organisms by using genetic sequences
T/F Plants contain mitochondria
Which of the following are the building blocks of proteins
The _____ is the organelle directly involved the production of proteins in the cell
______ - a group of individuals of the same species living in the same area at the same time
If natural selection favors the average body size in a population of mites, you expect to see
all the organisms that live in a given area, plus all the abiotic features of their environment, make up a
Grass in a pasture serves as a
T/F Energy is NOT recycled within ecosystems
_____ is the general term used to describe organisms that gain energy and nutrients by consuming other organisms
The root word "troph-" means to
The ultimate source of energy for the overwhelming number of ecosystems on Earth is the ___
The discrete steps in the transfer of energy and matter within an ecosystem are known as _____
T/F Individuals evolve
Of all the energy that enters a trophic level, only __ percent of this energy moves to the next higher tropic lever
The form of natural selection that selects against the average phenotype, favoring the phenotypes at the extremes referred to as