These steps are followed when using the half-life of carbon-14 to determine the age of an object that contains carbon. What is the correct order of these
steps?
A. Measure the ratio of parent nuclei to daughter nuclei.
B. Use the half-life of carbon-14 to determine the number of half-lives
that have passed
C. Use the number of half-lives that have passed to determine the age
of the object.

With i really need the correct answer!

Kate is working on a project in her tech education class. she plans to assemble a fan motor. which form of energy does the motor convert most of its electric energy into? a. light energy b. motion energy c. sound energy d. thermal energy

Tafari worked one summer on a ship that set weather buoys in the ocean. he watched how one of the buoys moved in the water. describe which parts of the wave would cause the buoy to bob up and down. which wave property determined how fast the buoys bobbed in the water? he observed that when the wind blew harder, the ocean waves were larger, and the buoys moved away from the ship. what effect, if any, did the waves have on how far the buoys moved? explain your answer.