If 4.0 J of work are performed in stretching an ideal spring with a spring constant (force constant) of 2500 N/m, by what distance is the spring stretched?
A) 3.2 cm
B) 3.2 m
C) 0.3 cm
D) 5.7 m
E) 5.7 cm
E
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As one approaches the bottom of a body of water, the circles shown in figure Q1.3 for water waves moving along the water’s surface become increasingly vertically flattened ellipses. This means that the waves near the body’s bottom are more (A) transverse or (B) longitudinal than those near the surface? 
A. Transverse B. Longitudinal
Our nearest stellar neighbor is a little less than 1 parsec away
Indicate whether the statement is true or false
Pumped water storage has too many practical reasons why it cannot be done
What will be an ideal response?
If the period of a body's orbit is doubled, then the distance from the host has ___________. Assume the units of period are years and the units of distance are A.U. Choose the best answer
a. doubled b. halved c. stayed the same d. increased by about 1.5 times