A soldier fires a bullet an angle of 10° below the horizontal. At the same time he drops another bullet from the side of the gun. The bullet to hit the ground first is
A. the dropped one.
B. the fired one.
C. both hit at the same time
D. no way to tell
Answer: B
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What will be an ideal response?
The U.S. Global Positioning System (GPS) is used to ________.
A. determine latitude and longitude B. position storms, currents, and tides C. measure altitude D. determine latitude and longitude and measure altitude E. determine latitude and longitude, measure altitude, and position storms, currents, and tides
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Equipotential lines on a flow net are lines of:
a. equal hydraulic conductivity b. equal hydraulic gradient c. equal hydraulic head d. equal velocity of groundwater