| A | B |
| authentic | not false or copied;genuine;real |
| cirrus clouds | lacy or wispy clouds that form at high altitudes, generally before a change in the weather |
| cogitate | to think hard;ponder |
| funnel cloud | tornado cloud that is wide at the top and narrow where it touches the ground |
| humble | modest;courteously respectful |
| prairies | flat, open grasslands |
| probability | a strong likelihood or chance of something |
| rotate | to swirl in a circular motion |
| severe | serious or extreme in nature |
| thunderstorm | a storm resulting from strong rising air currents; heavy rain or hail along with thunder or lightening |
| tornado | a funnel-like whirl of air and strong winds, considered as a natural disaster |
| twister | a whirlwind, or tornado |