3. Broadly describe the life span of the Sun (or any star). How old is the Sun, and what stage of the Sun's life are we currently experiencing?

Acceleration is a direct result of a.) balanced forces b.) unbalanced forces c.) gravity d.) velocity

Variety of living organisms; includes genetic, species, and ecological types.

Lucia is walking barefoot in her yard. she accidentally steps on a nail. how will her nervous system work to generate a reaction? arrange the eventschronologically.