Astro 7N Exam 1 Exam Guide Actual Exam Questions and CORRECT Answers
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Course
Astro 7N
Institution
Astro 7N
Astro 7N Exam 1 Exam Guide Actual
Exam Questions and CORRECT Answers
How high are you jumping at twice Earth's mass compared to Earth's mass? - CORRECT
ANSWER- half as high
since the jump height is half as high what does that tell us about gravity? - CORRECT
ANSWER- twice as much (more grav...
Astro 7N Exam 1 Exam Guide Actual
Exam Questions and CORRECT Answers
How high are you jumping at twice Earth's mass compared to Earth's mass? - CORRECT
ANSWER- ✔✔half as high
since the jump height is half as high what does that tell us about gravity? - CORRECT
ANSWER- ✔✔twice as much (more gravity = lower jump height)
Now we can change the mass to 0.5 M. If we do, how much higher are you jumping than at
one earth mass? - CORRECT ANSWER- ✔✔twice as high
Now we can change the mass to 0.25M. If we do, how much higher are you jumping? -
CORRECT ANSWER- ✔✔four times as high
As the mass of the planet increases, the jump height _________ by the same factor as the
mass. - CORRECT ANSWER- ✔✔decreases
Let's keep the mass at Earth's mass but change the radius to half the radius of earth. How
much higher do you jump? - CORRECT ANSWER- ✔✔1/4 as high
Let's keep the mass at Earth's mass but change the radius to twice the radius of earth. How
high do you jump? - CORRECT ANSWER- ✔✔4x as high
Let's keep the mass at Earth's mass but change the radius to three times the radius of the each.
How high do you jump? - CORRECT ANSWER- ✔✔Nine times as high
As the radius of the planet increases, the jump height _____ as the square of the radius. -
CORRECT ANSWER- ✔✔increases
what is the relationship between gravity, mass and radius? - CORRECT ANSWER-
✔✔g=m/r^2
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