Suppose that a car is moving through a suburban environment that has a wireless channel with a coherence time of 10 ms and a coherence bandwidth of 600 kHz. The bit rate of the signal being used is 50 kbps. Characterize the channel. a. Is the channel slow or fast fading? b. Is the channel flat of frequency-selective fading?

3. on your graph, the data points between the black squares are data for elements with atomic numbers 3 through 9. locate these elements on your periodic table. what term or description would you use to identify these elements with respect to the periodic table?

Isla’s change in velocity is 30 m/s, and hazel has the same change in velocity. which best explains why they would have different accelerations? isla had negative acceleration, and hazel had positive. isla had a different time than hazel. isla had positive acceleration, and hazel had negative. isla went a farther distance than hazel.

World class speed skaters can skate a 3,000-m course in about 4 minutes.what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s