1. In World War II, military personnel used radar to locate enemy and , later finding out also appeared on radar. 2. There are National Weather Service radars across the U.S. 3. The is measured in dBZ and displayed as colors in a radar image. 4. The higheat reflectivity will be produced by (choose from rain, gnow, sleet, or hail). 5. Wind velocity information uses the effect and is based on the motion of. 6. The angle of the radar beam with respect to due North is called the angle. 7. On a velocity image, -colored regions indicate movement away from the radar, and - colored regions indicate movement toward the radar. 8. Bow echoes usually inclicate a region of damaging atraight-line 9. Weather radars operate by collecting a series of scans at increaging angles. 10. The most violent atorma reside in and around the of a hurricane. 11. Letter A in the figure on the left below refers to which feature of a supercell thundergtorm? This feature is a sign of thunderstorm choose from (rotation, updraft, downdraft, or hail) This feature may be associated with what kind of severe weather? 12. Refer to the figure on the right above. At point A, raindrops are moving in what direction relative to the radar (located at the star)? (a) towards b) away from Raindrops are moving in what direction relative to the radar at point B ? (a) towards b) away from.