The distances to bodies in the solar system are a few light minutes to light hours
Indicate whether the statement is true or false
Ans: True
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In an attempt to avoid “the bends” which occurs if a diver rises too quickly after having been at great depth in the ocean for a long period of time, a diver should come to the surface relatively slowly. What would the rate of change (in Pa/s) of the water pressure be on a diver in the ocean as he rose at 15 m/min? The density of seawater is 1017 
A. 15 kPa/s B. 2.5 kPa/s C. 250 Pa/s D. 150 kPa/s
The potential energy of a spring of constant k that has been stretched a distance x is given by
A. (½)kx. B. kx2. C. (½)kx2. D. (½)k/x. E. kx.
Stellar parallax is the apparent
A) shift in position of nearby stars as the Earth moves around the Sun B) westward motion of a planet with respect to the background stars C) shift in position of nearby stars as the Sun moves about the center of the galaxy D) shift in position of nearby stars as the Earth rotates on its axis
Florence, who weighs 120 lb, stands on a bathroom scale in an elevator. What will she see the scale read when the elevator is accelerating upward at 2.0 m/s2?
A) 86 lb B) 1.4 × 102 lb C) 96 lb D) 1.2 × 102 lb E) 1.6 × 102 lb