2. Jorge is studying electromagnetism. He wants to develop a scientific question that he can use for a science fair project. Which of the following questions could he investigate?

a. What type of core material would make the best looking electromagnet?
b. Do humans prefer to use bar magnets more than electromagnets?
c. How does the core material affect the strength of an electromagnet?
b. Is human behavior affected by electromagnets?

Question

2.   Jorge is studying electromagnetism. He wants to develop a scientific question that he can use for a science fair project. Which of the following questions could he investigate?

a. What type of core material would make the best looking electromagnet? 
 b. Do humans prefer to use bar magnets more than electromagnets? 
 c. How does the core material affect the strength of an electromagnet? 
 b. Is human behavior affected by electromagnets?

anonymous · Answer

c. How does the core material affect the strength of an electromagnet?

anonymous · Answer

as well as Is human behavior affected by electromagnets?