Player
(3) The graph to the Figure shows the current through an iron cylinder as a function of time,
Time
Chrome
a) How much charge flowed through the cylinder during the 20 s interval?
Office
b) the sylinder has a length of 50 cm and a radius of imm, what is the potential difference
oss the cylinder 45?

What would the difference of spectral lines emitted by hydrogen gas in distant galaxies which is normally found at a wavelength of 21 cm on earth, be observed at 21.1 centimeters?

What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.

Achlorine atom has 17 protons and 18 neutrons. what is its mass number? what is its atomic number?