The power in a lightbulb is given by the equation p = r, where i is the current flowing through the lightbulb and r is the resistance of the lightbulb. what is the current in a circuit that has a resistance of 30.0 (look at image attached for symbol) and a power of 55.0 w? ? a. 1.83 a b. 0.740 a c. 1.35 a d. 0.550 a

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve

Apersons beliefs and general outlook, which act like filters on the information they receive are called ?

A15.75-g piece of iron absorbs 1086.75 joules of heat energy, and its temperature changes from 25°c to 175°c. what is the specific heat capacity of iron?