Match the type of fuel in column a to its description in column b

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.

The negative impacts of nonnative species generally outweigh the positive impacts

In which layer do organisms on earth love?