List 2 unsafe activities depicted in this illustration and explain how they should be already to make them safe

Which expression allows you to determine the mechanical advantage of an inclined plane? a. height of plane / input force b. length of plane / input force c. length of plane / height of plane d. height of plane / length of plane

Which of the following elements is in the same period as phosphorus? a. carbon c. nitrogen b. magnesium d. oxygen select the best answer from the choices provided a b c d

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate