Part 3
Amy: So, why would the space elevator be cheaper than a rocket?
Ms: Jones: Well it takes a huge amount of fuel to launch a rocket. In fact, most of a rockeP's weight is
fel. Allthat fnel costs a lot of money.
Amy: SN why we canてlaunch rockets so frequently?
Ms. jones: Thar's 時 The space eleyator, on the other hand, would use electric power, not fuel.
Researchers esiimate that it would transport things 100 tmes more cheaply. Also, 寺 would be
more comfortable in the space elevator, where people could relax.