Tornadoes a. produce an intense high-pressure zone beneath them. b. have maximum wind speeds of 100 km per hour. c. may be only 5 m across, or up to 1,500 m across. d. are rated on the Saffir-Simpson scale, which runs from 1 to 5.

true. earthquakes are felt whenever there is a slip around a fault in the rocks below the earth. this reorientation of faults create sesmic waves and is known as earthquake, the severity of which is measured in richter scale. these are more prominent in hilly regions as the rocks usually form faults to balance the pressures on it.

your wrong the correct is d i did edunity and the answer