The Space Program

Front

A spacecraft with instruments for collecting data, but no crew.

Back

space probe

Front

Spacecraft that is able to launch satellites, land like a plane, and be used again for a space launch.

Back

space shuttle

Front

The velocity needed to establish an orbit around a planetary body.

Back

orbital velocity

Front

This is the reaction force that propels a rocket upward/forward.

Back

thrust

Front

This is the name given to the rivalry between the U.S. and the Soviet Union to be the first to land a man on the moon.

Back

Space Race

Front

These are the missions created for moon exploration: Mercury, Apollo, Sputnik 1, NASA

Back

Apollo

Front

This is a robotic vehicle used for surface exploration of a moon or planet.

Back

rover

Front

Why was the International Space Station developed?

Back

For use as a long-term living space for carrying out experiments and observations.

Front

This is a condition that exists on the ISS due to it being farther away from the Earth's gravitational pull.

Back

microgravity

Front

The gases expelled by a rocket at launch are the

Back

action force