Help me with my work it’s science don’t say search it up on google or nun of that just help me with my homework

Tornadoes begin by cold air and hot air mixing together for #1

1. Was already answered by the other person.

2. Supercell tornadoes form once the updraft is rotating and being fed by warm, moist air flowing in at ground level, a tornado can form.

3. Wind shear is a change in wind speed or direction with height in the atmosphere.

4.Tornadoes can spin 20 miles per hour.

5. The powerful and strong winds cause the most damage in a tornado.

6. Tornadoes usually form in the central United States usually located by the Great Plains.

7. The humid conditions help form tornadoes.

8. The Fujita scale is meant to measure how powerful and strong a tornado is from 0 to 6.

9. The safest place to be during a tornado is somewhere where their aren’t any windows.

10. Huh?

11. Most people die or get injured during a tornado by a head injury.

Well, l think that some effective communication is, emotional barriers and lack of attention, interest distraction or irrelevance. also some physical disabilities such as hearing problems or speech difficulties.      l hope i am correct  and you good luck.

Idont understand what youre askimg