What is the most important thing to put on when having enter course or make love

When a comet collides with earth, it adds material to our planet and causes great damage. therefore, a collision like this is a a. destructive force b. constructive force c. geologic process and event d. constructive and destructive force

Gymnast always perform on padded mats. how does the mats protect the gymnast

Define dew point. i am writing this part to be able to ask the question