A force of 10.0 N is applied to a wire with an un-stretched length of 4.00 m and a diameter of 5.00 mm. If the wire changed length by 1.20 mm, then the stress in the wire is
a. 
b. 
c. 
d. 
e. 
d.
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Which of the following is the origin of most of the large moons around the jovian planets?
A) They are captured asteroids. B) They are captured comets. C) They are captured planets. D) They were formed by condensation and accretion in a disk of gas around the planet. E) They were formed by giant impacts.
A deuterium nucleus and a tritium nucleus react to yield one alpha particle, a neutron, and energy. This is an example of a
A. fission reaction. B. chain reaction. C. fusion reaction. D. chemical reaction.
A slanted roof rises at 35° above the horizontal, and the straight-line distance from the top of the roof to the bottom edge is 4.5 m. The roof is covered with ice, so it offers no friction to objects sliding on it
A piece of ice at the top suddenly breaks loose and begins to slide down from rest. (a) How long will it take for the ice to reach the bottom edge of the roof? (b) How fast will the ice be traveling just as it reaches the bottom edge?
As rising air cools,
A) water vapor content decreases. B) relative humidity decreases. C) the moist adiabatic lapse rate increases. D) relative humidity increases.