Eric Weir's popular 2014 science fiction novel, "The Martian," was made into a major motion picture starring Matt Damon. The story centers on Astronaut Mark Watney, stranded on Mars when his crew is forced to abandon him when their surface mission is scuttled. Watney has a mass of 80kg. On Earth, he would experience a surface gravitational acceleration of 9.81m/s', while on Mars he experiences a surface gravitational acceleration of 3.72m/s. fone of gravityn ading downward What is his weight on Earth? What is his weight on Mars? • If a scale from Earth were used in the habitat on Mars with no calibration to correct for the gravitational differences, what would Watney's measured weight be? What is the conversion factor from pounds to Newtons? (on Earth, 1kg converts to 2.2lbs). Remember, a scale doesn't directly measure your mass... it measures the force due to gravity that you exert on the scale and converts it to mass using Newton's Second Law.
Eric Weir's popular 2014 science fiction novel, "The Martian," was made into a major motion picture starring Matt Damon. The story centers on Astronaut Mark Watney, stranded on Mars when his crew is forced to abandon him when their surface mission is scuttled. Watney has a mass of 80kg. On Earth, he would experience a surface gravitational acceleration of 9.81m/s', while on Mars he experiences a surface gravitational acceleration of 3.72m/s. fone of gravityn ading downward What is his weight on Earth? What is his weight on Mars? • If a scale from Earth were used in the habitat on Mars with no calibration to correct for the gravitational differences, what would Watney's measured weight be? What is the conversion factor from pounds to Newtons? (on Earth, 1kg converts to 2.2lbs). Remember, a scale doesn't directly measure your mass... it measures the force due to gravity that you exert on the scale and converts it to mass using Newton's Second Law.
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How do I find the weight on earth and mars?

Transcribed Image Text:graity
c, 9.82 : 4.4545
97/22
Student Problem: The Martian
Eric Weir's popular 2014 science fiction novel, "The Martian," was made into
a major motion picture starring Matt Damon. The story centers on Astronaut
Mark Watney, stranded on Mars when his crew is forced to abandon him
when their surface mission is scuttled. Watney has a mass of 80kg. On
Earth, he would experience a surface gravitational acceleration of 9.81m/s²,
while on Mars he experiences a surface gravitational acceleration of
3.72m/s.
fonce of gravityis
aching downward
THE MARTIAN
What is his weight on Earth?
ANDY WEIR
What is his weight on Mars?
► If a scale from Earth were used in the habitat on Mars with no
calibration to correct for the gravitational differences, what would
Watney's measured weight be? What is the conversion factor from
pounds to Newtons? (on Earth, 1kg converts to 2.2lbs). Remember, a
scale doesn't directly measure your mas. .. it measures the force due
to gravity that you exert on the scale and converts it to mass using
Newton's Second Law.
A NOVEL
mass : 80 kq 981 mls A:3.72 m/e?
Newtors + 1bs O24e
13
197.61bs exerted on carth
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