This laboratory activity is broken up into four distinct parts so that the goals and variables of each part can be observed separately. In Part I, students manipulate the and document the attraction with a magnet to observe a magnetic field. In Part II, students manipulate the and document the attraction between the objects to observe an electric field. In Part III, students intentionally change the and measure the electric current generated. In Part IV, students intentionally change the and observe the generation of a magnetic field.

d. groundwater flows through the subsoil and deposits minerals.

the correct answer is d

answer;

medical directors

explanation;

medical directors grants and supervises the privilege or permission to use an aed on an ambulance.

other roles of a medical director includes;

-provide medical leadership, including coordination with local ems and 911 centers.

-provide guidance in equipment selection and deployment

-develop guidelines for responder actions

-oversee medical care that is rendered through the program, including review of all responses to medical emergencies

-ensure appropriate initial training and skill maintenance

-assume overall responsibility for the conduct and operation of all patient care related activities