Organisms have groups of tissues called organs, cells have that perform different jobs or functions. a. parts b. organelles c. cytoplasms d. nuclei

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.

Explain how scientists use geologic time to determine the age of landforms.

Which type of stimulus do mechanoreceptors detect? sound pain heat light