PLS HURRY WILL MARK BRAINLIEST AND PLUS 100 POINTS Which of the following statements is true?

Running an electric current through a magnet can create a magnetic field.
Electrons are found in the nucleus of an atom.
The strength of a magnetic field increases with distance.
Electric engines change electricity into magnetism.

How did the discovery of the rhesus factor affect society? o more patients died from having a transfusion with the wrong rhesus factor 0 new treatments during pregnancy could prevent harm to the developing child. o less donated blood could be used in the treatment of patients. the number of blood types was reduced by half

What’s the student’s scientific question

Amarine ecologist has constructed the conceptual model shown in the diagram. what predictions can be made from using this model? where the tertiary consumers get their energy how often primary producers are able to reproduce when bacteria and fungi initiate the process of decomposition whether other secondary consumers are present