An aircraft approaches a runway that runs directly east as a strong wind blows out of the south. The direction that the aircraft should points in order to land on the runway is __________.
Fill in the blank(s) with correct word
Question 2
Why does the bulb light when connected as in the figure at the right, but not in the situation shown in the figure at the left?
a. The bulb in the figure at left is connected to the wrong side of the battery.
b. For electric current to flow continuously through the bulb, there must be a connection between the positive and the negative terminals of the battery.
c. By connecting to only one terminal the bulb in the figure at left gets only half as much voltage as the bulb on the right.
d. There is no way for electrical energy to flow out of the bulb, so it blocks the energy flow.
e. Unlike household electricity, low voltage batteries cannot force electricity through the bulb without having a return path.
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