In space, they don't. If they are in a space shuttle, however, they would move themselves using handlebars attached to the shuttle designed specifically for propelling themselves.
In a special space ship.
People who travel in space are called astronauts.
they would travel in a space shuttle
A speech to inform people about space travel ~
If people wanted to travel in space for long periods of time, then they would either have to take a lot of food, which would cost loads of money to launch into space, or they would have to grow food.
People who travel in space are often called astronauts.
People who travel into space are typically referred to as astronauts.
you would need more than a space suit!
An Astronaut.
Since space is a vacuum, sound waves do not travel through space. Sound waves need a substance to travel through, since there is nothing in a vacuum, sound waves have nothing to travel through. Thus, a cymbal struck in space would not make an audible sound.
Astronauts are people who travel in space.
It is possible to travel into space without a space suit, but if the capsule lost pressure, the astronauts blood would boil and they would be dead in about a minute.