A vibration of the earth due to rapid release of energy

In the philippines, the public is alerted of a public storm warning signal (psws) no. 3, as a strong typhoon is expected to have winds moving from 100 km per hour (kph) up to 185 kph. convert these two values of wind speeds to meters per second (m/s).

Which is a colloid. a.vinegar b. mayonnaise c. coffee d.juice​

What happen during intesity 4