Because more massive stars have more gravitational energy, they can fuse heavier nuclear fuels
Indicate whether the statement is true or false
T
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A certain membrane has a diffusion constant 
and a thickness of
The area of the membrane is 5.00 
If the difference in the concentration across the membrane is 2.44 
then the rate of particles diffusing through the membrane is
A. 
B. 
C. 
D. 
E. 
Which of the following is NOT true about audio channels?
A. Stereo channels are the best choice for an audio message. B. Sound-editing software enables you to change the audio channel of an audio file. C. Stereo has two channels. D. A mono channel might not provide the best listening experience for your website visitors.
Which of the following is not a pattern of motion in our solar system?
A) Planets all orbit in the same direction. B) Planets all rotate in the same direction. C) Planets all orbit the same direction as the Sun's spin. D) Large planets all have many moons orbiting them.
Two points on a merry-go-round are located at distances from the center r1 and r2, where r1 < r2 . While the merry-go-round is in the process of speeding up to operational speed, which of the following equations involving magnitudes of angular speed, angular acceleration, and tangential speed for these points is incorrect?
a. ?1 = ?2 b. ?1 = ?2 c. vt1 = vt2 d. All of the equations are correct.