How does the macroscopic motion of a paper airplane affect the motion of the atoms that make up the piece of paper?
a. It has no significant effect.
b. The random movement of the atoms that make up the paper is replaced by orderly movement in the direction the airplane is moving.
c. The atoms all move in opposition to the direction the airplane is flying.
d. The atoms continue to move randomly but in addition each has an added velocity contribution in the direction the airplane is flying.
e. The motion in the opposite direction of the airplane no longer occurs.
Question 2
The entropy of a system measures its:
a. organization disordered systems have low entropy.
b. organization disordered systems have high entropy.
c. energy low energy systems have low entropy.
d. energy low energy systems have high entropy.
e. temperature high temperature systems have low entropy.
Apparent motion of Alpha Centauri relative to Beta Centauri
Range of Motion of the Wrist and Hand Joints, Flexion and Hyperextension of the Fingers
This one might make you look twice
Solar Airplane
Biomass can be processed to make vehicle fuels
Orbital Motion of Earth and Other Planets