Origin Of The Earth: Strickland Earth Systems Question Preview (ID: 43163)
Science Process Skills, Origin Of The Earth.
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Which elements were formed during the Big Bang?
a) hydrogen and helium
b) oxygen and nitrogen
c) iron and nickel
d) silicon and argon
A scientist wants to test if the weight of a space craft influences its speed while in space. What is the independent variable?
a) the speed of the shuttle
b) the time the shuttle travels
c) the weight of the shuttle
d) the age of the scientist
Nuclear _____________ is a process where lighter elements join together to form heavier elements, like those that formed our sun
a) Fission
b) Fusion
c) Reactors
d) Splicing
Which of the following formed our solar system?
a) a big bang from a point of singularity
b) a cloud of dust and gas known as a nebula
c) an explosion of a supernova that led to a black hole
d) nobody really knows for sure
Gaseous planets have _______________ density than the terrestrial planets
a) a lighter
b) a heavier
c) the same
d) none fo these
A probe takes a sample from an unknown planet. It consists of silcates, rock,and metal and has a clear orbital path.. How should this planet be classified?
a) an outer planet such as Uranus or Neptune
b) a moon of some other planet
c) a possible comet
d) a terrestrial planet or inner planet, like Mercury, Venus, Earth, or Mars
Which of the following pieces of evidence supports the Big Bang Theory?
a) cosmic microwave background information from space still radiates and exists in the world today
b) The wavelength of light from different galaxies has stretched over time
c) neither of these truly support the Big Bang Theory
d) both of these pieces of evidence support the Big Bang Theory
Which of the following is older?
a) The solar system
b) The Universe
c) The Galaxy
d) Strickland
Today our universe is thought to be
a) static, staying the same unchanged
b) shrinking, contracting, getting smaller
c) expanding, getting larger
d) nobody is certain
How do you identify the age of a star?
a) you can never really tell, a lot of stars have plastic surgery
b) brightness and color
c) the shape of the star
d) the orbital path of the star
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