A body of temperature of 30°c is heated to 100°c. if the area of the body is initially 400mm, calculate the coefficient of expansivity of the material of the body, calculate the final area of the body​

Lysosomes are considered  a digestive enzyme

Answer a descending mass of air will have its temperature increase because of the pressure exerted on it, because its temperature increases it will also be able to hold more water and feel drier;

Ican’t exactly answer this, but i can try to give a bit more info here.
astronomers are able to calculate a star’s life expectancy depending on its mass. (a larger star burns more gas, therefore having a shorter life span).
so astronomers can definitely predict the death of stars and the times they will die.
i hope this was in some way : )