When the voyager i and voyager ii spacecraft were exploring the outer planets, nasa flight controllers had to plan the crafts' moves well in advance. how many seconds elapse between the time a command is sent from earth and the time the command is received by voyager at neptune? assume the distance from earth to neptune is 4.76e+12 m.

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.

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.

Atomic nuclei of almost all elements consist of