Rank the nonmetals in each set from most reactive (1) to least reactive (3). bromine chlorine iodine

Which of the following is a testable hypothesis? a. if i brush my teeth, i will get fewer cavities than if i don't brush my teeth. b. green toothpaste tastes better than blue toothpaste or red toothpaste. c. smart, careful, healthy people always brush their teeth. d. it's wrong to not brush your teeth before you have an important conversation with someone.

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

1. list three scientific reasons cockroaches may fly.