First one
Explain :I think so it seems correct
Answer:
An electric motor is an electrical machine that converts electrical energy into mechanical energy. Most electric motors operate through the interaction between the motor's magnetic field and electric current in a wire winding to generate force in the form of rotation of a shaft.
HOPE THIS HELPED!!!!!!XDD
Answer:
need is a necessity
desire is a luxury (something you can live without)
Answer: licensed practical nurse
Explanation:
A licensed practical nurse is a health and medical science career which mostly is associated with the promotion of community health and wellness and the practical nurse is there to talk with people about what is best for them.
Vaccine development is an incorrect answer because it is a career where the person is working in order to prevent diseases.
An environmental engineer is more likely to do jobs associated with the environment.
An Epidemiologist is looking out that there is no spreading of diseases.