Unit 6 - Lesson 6.3. Working in Space

Front

Spacesuit

Back

(n) A garment worn by astronauts to protect them in space.

Front

Helmet

Back

(n) a strong, hard hat to protect and cover the head

Front

Rocket

Back

(n) A vehicle designed to propel itself by expelling exhaust gas.

Front

Spacecraft

Back

(n) A vehicle designed for travel or operation in outer space.

Front

Satellite

Back

(n) An object that orbits a planet or star.

Front

Gravity

Back

(n) The force that attracts a body toward the center of the earth, or toward any other physical body having mass.

Front

Vacuum

Back

(n) a space from which most or all of the matter has been removed, or where there is little or no matter

Front

Orbit

Back

(n) The curved path of a celestial object around a star, planet, or moon.

Front

Atmosphere

Back

(n) The envelope of gases surrounding the earth or another planet.

Front

Zero gravity

Back

(n) The condition in which no net gravitational force is acting on an object.