Name two elements that have the same properties as magnesium (mg)

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

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins

How hot is the suns corona? (integrated science)