You and Your Friend, Who Weighs the Same as You

question 103

Multiple Choice

You and your friend, who weighs the same as you, want to go to the top of the Eiffel Tower. Your friend takes the elevator straight up. You decide to walk up the spiral stairway, taking longer to do
So) Compare the gravitational potential energy of you and your friend, after you both reach the
Top)

• A) Your friend's gravitational potential energy is greater than yours, because he got to the top faster.
• B) It is impossible to tell, since the times you both took are unknown.
• C) It is impossible to tell, since the distances you both traveled are unknown.
• D) Your gravitational potential energy is greater than that of your friend, because you traveled a greater distance in getting to the top.
• E) Both of you have the same amount of gravitational potential energy at the top.

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Definitions:

Double Image

A concept in psychology where an individual holds two simultaneous but conflicting perceptions or attitudes towards an object or situation.

Retinal Disparity

The slight difference in the visual images that reach each eye, leading to perception of depth.

Stereoscopic Vision

The ability to perceive depth and three-dimensional structure from visual information derived from two slightly different perspectives provided by the two eyes.

Binocular Inversion

A visual phenomenon where the vision is flipped upside down due to the use of devices that invert the light paths reaching the eyes.