Ask your own question, for FREE!
Biology 16 Online
OpenStudy (brucebaner):

help me @pooja195

OpenStudy (brucebaner):

Betty made a simple electromagnet using just a battery and a wire. What could Betty do to increase the strength of her electromagnet? Coil the wire around a test tube. Coil the wire around a toothbrush. Coil the wire around a paper towel roll. Coil the wire around a nail.

OpenStudy (brucebaner):

@k_lynn

OpenStudy (brucebaner):

@Destinymasha

OpenStudy (aaronq):

ask physics q's in the physics section

OpenStudy (kyanthedoodle):

D is the only one that makes sense.

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!