Nutrients are transported to the cells via the - * circulatory system
digestive system
endocrine system
nervous system
I’m not sure if it’s biology but it’s science

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.