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ASTRO 101 EXAM 1 [CERTIFIED STUDY GUIDE] GET IT RIGHT GRADE A+ 2024 NEWEST UPDATE MOST TESTED COMPREHENSIVE QUESTIONS AND VERIFIED CORRECT ANSWERS CA$33.34   Add to cart
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ASTRO 101 EXAM 1 [CERTIFIED STUDY GUIDE] GET IT RIGHT GRADE A+ 2024 NEWEST UPDATE MOST TESTED COMPREHENSIVE QUESTIONS AND VERIFIED CORRECT ANSWERS

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ASTRO 101 EXAM 1 [CERTIFIED STUDY GUIDE] GET IT RIGHT GRADE A+ 2024 NEWEST UPDATE MOST TESTED COMPREHENSIVE QUESTIONS AND VERIFIED CORRECT ANSWERS

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  • June 14, 2024
  • 33
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers

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  • astro 101 exam 1

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  • ASTRO 101
  • ASTRO 101

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ASTRO 101 EXAM 1
[CERTIFIED STUDY GUIDE] GET IT RIGHT
GRADE A+ 2024 NEWEST UPDATE

MOST TESTED COMPREHENSIVE QUESTIONS
AND VERIFIED CORRECT ANSWERS



Law, or Hypothesis?


The ashes from a campfire weigh less than the wood from
which they were produced because fire causes atoms to weigh
less - (correct answer) hypothesis


Fact, Law, or Hypothesis?


All samples of a pure substance melt at the same temperature
under a given set of conditions - (correct answer) law


Fact, Law, or Hypothesis?

,A certain piece of glass, when heated in an open flame to a
temperature near its melting point, imparts a yellow color to
the flame - (correct answer) fact
Which of the following statements about hypotheses is FALSE?


1) a hypothesis must be testable in a way that is replicable


2) a hypothesis is an explanation for natural phenomenon


3) a hypothesis should be created when the outcome for its test
is known


4) a hypothesis is an educated guess about why something
happens - (correct answer) A hypothesis should be created
when the outcome for its test is known


Because Astronomers typically cannot weigh, touch, or smell
the objects they study, astronomy is usually a ______ science,
not an ____ science - (correct answer) observational,
experimental

,Fact, Law, or Hypothesis?


Metal objects, when thrown out a window, always fall to the
ground - (correct answer) law


***Scientific Notation Math Problem**** - (correct answer)
* do scientific notation math problem


Which statement is correct?


1) one light year is faster than one mile per hour


2) it takes billions of light years to cross the milky way


3) a light year is the measurement of how many years a source
of light will last


4) the nearest star to our sun is about four light years away -
(correct answer) 4) the nearest star to our sun is about four
light years away

, What are the SI base units for mass, length, time, and
temperature? - (correct answer) Kilograms, meters,
seconds, and Kelvin


What do the prefixes kilo, milli, deci, micro, and centi
designate? - (correct answer) 10^3, 10^-3, 10^-1, 10^-6,
10^-2


How long does it take light to travel from the Earth to the Sun?
the speed of light is 2.998 x 10^5 km/s and the sun is 1.496 x
10^8 km away from Earth, on average - (correct answer)
498.99 seconds


Astronomical Units - (correct answer) -earth's average
distance from the sun
-a unit that measures length or distance
-approximately 93 million miles (150 million kilometers)


What is 750 light years in AU and km? - (correct answer) -
4.743 x 10^7 AU


-7.096 x 10^15

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