A pimped out car has their stereo blasting and all you hear is the subwoofer going thump, thump thump. You measure the sound intensity on your phone at 95 dB when the car is 10 m away. How much sound power is being generated by the subwoofer?

(01.02 mc) nicole pushes her bike up a hill. overhead, the sun exerts a gravitational force on earth. which statement is true about the bike and earth? they both experience contact forces. they both experience non-contact forces. the bike experiences a non-contact force and earth experiences a contact force. the bike experiences a contact force and earth experiences a non-contact force. they both experience non-contact forces.

If an atom contains 11 protons in its nucleus, predict the element with the atomic number and electronic configuration. will the number of electrons remain the same during the chemical reaction in such an atom? explain.

Select the correct answer. what does the process of natural selection involve?