Procedure:
In this section, include a summary of how your Rube Goldberg device design works from start to finish to complete a task. Your Rube Goldberg device design must include at least three energy transformations.

How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey

One important development during the 3rd trimester that will insulate the infant against changes in temperature is a. the deposition of fat under the skin b. the closing of the septum between c. the atria of the heart d. the beginnings of lung functioning e. the beginnings of light and sound sensing

An uncomfortable feeling in the ears when descending in an airplane is caused by changes in air pressure on the: a. inner ear b. middle ear c. eardrum d. hammer/anvil