A 1000-kg automobile moving with a speed of 24 m/s collides with a 500-kg car initially at rest. If the two stick together, what is the velocity (in m/s) of the two cars after the collision relative to an automobile moving in the same direction at 15 m/s?
a. 14
b. 16
c. 24
d. 48
e. 1.0
e
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Consider the following statement, and explain whether or not it is sensible: It will take me light-years to complete this homework assignment
What will be an ideal response?
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The first evidence for a finite, not infinite, speed of light came from observations in which
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