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6th Earth Space Concepts
About this deck
By: Penny Cintron
Created: 2012-05-10
Size: 100 flashcards
Views: 551
Created: 2012-05-10
Size: 100 flashcards
Views: 551
About StudyBlue
STUDYBLUE makes things that make you better at school.
Things like online flashcards with photos and audio.
Things like personalized quizzes and friendly reminders about when (and what) to study next.
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Which is the closest star to Earth?
the Sun
The longest visible wavelength on the electromagnetic spectrum is
red
Could a question such as "Should lying be illegal?" be answered using scientific methods?
No; that is an ethical question
What is a large, swirling storm that forms over warm, tropical water called?
hurricane
Which of these is a factor to which experimental results can be compared?
control
What is the use of scientific discoveries for pratical purposes?
technology
What is an explanation or model that is supported by many experiments & observations?
Scientific Theory
Which is a rule that describes the behavior of something nature?
Scientific Law
Which process in the rock cycle causes magma to form?
melting
Earth is closest to the Sun during which season in the northern hemisphere?
winter
Which type of rock forms because of high heat and pressure without melting?
metamorphic rock
Which landform has a relatively flat area with high elevation?
plateau
What are the parts of the Sun's atmosphere?
corona, photosphere, chromosphere
What are the parts of the Sun's interior?
core, radiation zone, convection zone
What are agents of mechanical weathering?
animal burrowing, ice wedging, tree roots
At what temperature does water vapor in air condense?
dew point
What are the characteristics of an inner planet?
small, dense, rocky
What are the characteristics of an outer planet?
gaseous, large, they all have rings
What are agents of chemical weathering?
carbonic acid from plants, acid rain
The Law of Gravitation states that every object in the universe _____________ every other object.
attracts
In the scientific method, what is an educated guess or a possible answer to a scientific question?
hypothesis
What forms when rocks are weathered and eroded:
sediment
What is the first step when using the scientific method:
identify a problem
Which object's gravity holds the planets in their orbits?
the Sun
Which type of mass movement is characterized by fast moving, water drenched material?
mudflow
What should you do if your data are different from what you expected?
Conclude that your expectations might have been wrong.
What is the name of the ancient supercontinent?
Pangaea
The strength of gravity between two solar objects depends on which two factors?
mass and distance
What hypothesis states that continents slowly moved to their present positions on Earth?
continental drift
What evidence in rocks supports the theory of seafloor spreading?
magnetic reversals
What theory states that plates move around on the asthenosphere?
plate tectonics
Which atmosphereic layer contains weather?
troposphere
Rank these object in order from smallest to largest: galaxy, star, universe, galaxy clusters
stars, galaxies, galaxy clusters, universe
Who developed the continental drift hypothesis?
Alfred Wegener
What happens to air pressure as you climb a mountain?
air pressure decreases
What type of boundaries push toward each other?
convergent boundaries
Who was the first human in space?
Yuri Gagarin
Earth's structure is made up of several layers. Please indicate the order of these layers from the innermost to outermost.
core, mantle, asthenosphere, crust
Weight is the measure of the force of _____________ that is acting on an object.
gravity
What is any evidence of ancient life called?
fossil
What conditions makes fossil formation more likely?
made of hard parts, covered quickly
To say "the present is the key to the past" is a way to describe what principle?
uniformitarianism
What principle states that the oldest rock layer is found at the bottom in an undisturbed stack of rock layers?
superposition
Which type of scientist studies fossils?
paleontologist
What are the remains of species that existed on Earth for relatively short periods of time, were abundant, and were widespread geologically called?
index fossils
Which type of fossil preservation is a thin carbon shilhouette of the original organism?
carbon film
What are considered features of the sun?
sun spots, prominences, solar flares
A record of events in Earth history that is divided into units is called?
geologic time scale
A light year is how far light travels in a
year
When energy is transferred through circular movement of a liquid or gas it is called
convection
Tides are affected by the positions of which celestial bodies?
Moon, and the Sun
Which areas have the most smog?
urban areas
The HR diagram displays information about
stars
What term is used to describe a person that studies the weather?
meterologist
Which is the smallest unit of geologic time?
epoch
The ozone layer helps protect us from?
ultraviolet radiation
The thin layer of air that surrounds Earth is called the
atmosphere
What are characteristics used by scientists to classify stars?
brightness, color (temperature), size, composition
The absolute brightness of a star is the brightness the star would have if it were viewed
at a standard distance from Earth
The apparent brightness of a star is the brightness as seen
from the Earth
How is energy transferred when objects are in contact?
conduction
How is energy transferred when it is in the form of waves?
radiation
What type of boundaries are moving away from each other?
divergent boundaries
Most bodies in space tend to move in an orbit that is not quite circular. This shape is called a(n)?
ellipse
What process changes water vapor to a liquid?
condensation
Which term refers to the amount of water vapor in the air?
humidity
Mass is the measure of how much _____________ is in an object.
matter
What is a large body of air that has the same properties as the area over which it formed called?
air mass
Which type of mass movement is characterized by slow moving sediment?
creep
What instrument is used to measure air pressure?
barometer
Which of the following is a greenhouse gas in Earth's atmosphere?
carbon dioxide
Because distances are so large in space scientists use this measurement to measure distances between planets
astronomical unit or A.U.
Weather represents the conditions that
are happening currently
What would you most likely find on the leeward side of a mountain range?
a desert
What is the most likely reason that the air temperature is warmest at the tropical latitudes?
They receive the most solar radiation because the Sun's angle is high
What is it called when the phases of the Moon appear to get larger?
waxing
The electromagtic spectrum represents wavelengths of different colored
light energy
In which galaxy does the Sun exist?
Milky Way Galaxy
By what process does the Sun produce energy?
nuclear fusion
What is a substance that contaminates the environment?
pollutant
What do we call an object that can be processed so that it can be used again?
recyclable
The shortest visible wavelength on the electromagnetic spectrum is
purple
What is a group of stars, gas, and dust held together by gravity?
galaxy
What gas have scientists determine is the major cause of the ozone hole?
carbon dioxide
What was Sputnik I?
the first artifical satellite
Which is a natural satellite of Earth?
the Moon
Which is an engine that can launch an object into space?
rocket
Whch type of radiation has a shorter wavelength than visible light does?
ultraviolet
The spinning of the Earth around its axis is called?
rotation
When the moon's appearance is getting smaller it is said to be?
waning
How long does it take for the Moon to revolve once around the earth?
27.3 days
Where do Earth's plates slide past each other?
transform boundaries
What causes the Sun to appear to rise and set?
Earth's rotation
What is the darkest part of the shadow during an eclipse?
umbra
Which planet has abundant surface water and is know to have life?
Earth
What pollutant causes algae to grow?
fertilizers
What is the measure of the amount of a star's light that is received on Earth?
apparent magnitude
What are groups of galaxies called?
galaxy clusters
Climate is defined as the conditions that
are data averages over a long period
In which region is chemical weathering most rapid?
warm, moist climates
About this deck
By: Penny Cintron
Created: 2012-05-10
Size: 100 flashcards
Views: 551
Created: 2012-05-10
Size: 100 flashcards
Views: 551
About StudyBlue
STUDYBLUE makes things that make you better at school.
Things like online flashcards with photos and audio.
Things like personalized quizzes and friendly reminders about when (and what) to study next.
Think of it as a digital backpack™: access to all of your study materials online and on your phone.
STUDYBLUE exists to make studying efficient and effective for every student, for free. Join us.
“I have been getting MUCH better grades on all my tests for school. Flash cards, notes, and quizzes are great on here. Thanks!”
Kathy
Kathy