One electric field has twelve field lines pointing toward a center charge. Another has eight field lines pointing away from a central charge. What are the two central charges, and what is the magnitude of the first field, relative to the second?

Which feature of a heating curve indicates a change ofn state

Organelles are 1. responsible for producing power for the cell 2. tiny structures in the cell that carry out the cell's activities 3. responsible for digestion in the cell 4. found outside of the membrane

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers