3. A calorimeter of mass 0.2 leg contains mass o. sk A current of 20A flows through a heater immersed in the
Kerosene for 5 minutes and the temperature changes by
24 °C what is the Voltage across the heater [take
Specific heat capacity of calorimeter as 39014K and
Kerosene's as 2100 J kg - k-]​

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.

The combining of light nuclei is called blank. blank as in not actually blank. you know what im tryin to say.

Acircular ring of charge with radius b has total charge q uniformly distributed around it. what is the magnitude of the electric field at the center of the ring? 0 keq/b2 keq2/b2 keq2/b none of these answers