Praxis Science 5905 Study Guide
_____________________ is the study of the history of life on Earth. - CORRECT
ANSWER-Paleontology
Earth is believed to be _________________________________. - CORRECT
ANSWER-4.5 billion years old
protects Earth from harmful solar wind particles; responsible for the Northern
Lights (Aurora Borealis); lies deep within the Earth - CORRECT
ANSWER-Earth's Magnetic Field
charged particles escape from the sun's gravitational pull - CORRECT
ANSWER-Solar Wind
What would be most different about an object on Mars than Earth? - CORRECT
ANSWER-Weight
What are the four inner planets: solid, liquid, or gas? - CORRECT
ANSWER-Solid
What are the four outer planets: solid, liquid, or gas? - CORRECT ANSWER-Gas
(MVEM(Mars)JSUN)
________________ is the left over remains of a star after it explodes -
CORRECT ANSWER-Super Nova
_________________ is the study of space - CORRECT ANSWER-Astronomy
____________ is the star at the center of Earth's solar system - CORRECT
ANSWER-Sun
What is the sun made of? - CORRECT ANSWER-Hydrogen and Helium
How many Earth's could fit into the Sun? - CORRECT ANSWER-109
,Define Nuclear Fusion. - CORRECT ANSWER-how the sun produces heat and
shines; when lighter elements become heavier
True or False: Earth is much closer to the sun than other planets? - CORRECT
ANSWER-True
______________________ is how heat goes from sun to Earth. - CORRECT
ANSWER-Radiation
Includes asteroids and comets which are small rocky or icy objects that orbit the
sun and are clustered into the _______________ ________________ and found
between the orbits of Mars and Jupiter. - CORRECT ANSWER-Asteroid Belt
Our solar system is part of a bigger star system called a __________________. -
CORRECT ANSWER-Galaxy
A _________________ is made up of stars, dust, and gas. - CORRECT
ANSWER-Galaxy
The galaxy that is home to Earth is known as the
___________________________. - CORRECT ANSWER-Milky Way
The planet that is closest to Earth's size is _______________. - CORRECT
ANSWER-Venus
A _______________ is mostly made of ice, dust, and gas. - CORRECT
ANSWER-Comet
A________________ is a light flashing in the sky from space. - CORRECT
ANSWER-Meteoroid
What will happen if you drop a ball from space? - CORRECT ANSWER-It will fall
slower and take longer
How long will it be before we see a star that explodes 15 light years away? -
CORRECT ANSWER-15 years
, The planet that orbits closer to Earth - CORRECT ANSWER-Venus
The planet that has the shortest days - CORRECT ANSWER-Jupiter
The terrestrial planet - CORRECT ANSWER-Mercury
The planet with the most abnormal tilt on the axis - CORRECT ANSWER-Uranus
What causes Earth's days and times to differ? - CORRECT ANSWER-The tilt of
Earth's axis
What does fossil fuels and volcanic activity do? - CORRECT ANSWER-It
releases carbon dioxide into Earth's atmosphere
What is the largest planet that is farthest from the sun? - CORRECT
ANSWER-Neptune
What causes the color of Neptune? - CORRECT ANSWER-Methane
True or False: Neptune has the shortest orbit around the sun? - CORRECT
ANSWER-False
What two planets are known as the gas giants? - CORRECT ANSWER-Saturn
and Jupiter
What other planet is known as an "ice giant" along with Neptune? - CORRECT
ANSWER-Uranus
How many days does it take for Earth to rotate on its axis? - CORRECT
ANSWER-one
How long does it take for Earth to revolve around the sun? - CORRECT
ANSWER-one year
What causes seasons on Earth? - CORRECT ANSWER-Earth's tilt
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller stephanvdb04. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.49. You're not tied to anything after your purchase.
