Ibet you have watched astronauts in the space station on television or on your computer. we see them; we hear them speak. how are the voices of astronauts transmitted back to earth? a) sound waves b) transverse waves c) mechanical waves d) longitudinal waves

Nasa scientists must work together to make sure that everything is correct and accounted for when launching a shuttle. besides a physicist, what other type of scientist would be in making sure that the shuttle has the appropriate type and amount of fuel to reach its destination?

Can someone i have no idea of how to do this.

What is the problem in this article? what solution does the article propose?