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Pershing Chpt 5
Pershing Chpt 5 Exploring Space
Question | Answer |
---|---|
What is ...the speed needed to break away from a planet's gravity? | escape volocity |
Who...launched the first liquid-fuel rocket | Robert Goddard |
What does NASA stand for? | National Aeronautics and Space Administration |
What burns fuel and uses escaping gases to move | a rocket |
What is ...the speed needed to travel around a planet? | orbital velocity |
What is thrust? | the pushing or pulling force exerted by a rocket engine |
Many of the US rocket scientists came from which country after WWII? | Germany |
What does a rocket need to carry in order to burn fuel in the vacuum of outerspace? | oxygen |
What is Newton's 3rd law of motion? | For every action, there is an equal and opposite reaction |
What is the Landsat? | an Earth-imaging satellite program |
What is a human-made object placed in orbit? | artificial satellite |
What is GEO? | (geostationary orbit) the orbit used for communications satellites |
Name the first American satellite launched. | Explorer I |
What are microwaves? | a type of radiation used to relay information |
What is LEO? | (Low Earth Orbit) orbit used for making detailed images of Earth |
What type of orbit would be best for a military spy satellite--LEO, GEO, weather balloon or parabolic orbit? | LEO |
What do people use a GPS for? | to get information about their exact location |
What allows us to study environmental changes on Earth? | satellite remote sensing |
What cold, red planet may have been warmer millions of years ago? | Mars |
Which planet was found to have surface temperatures that could melt lead? | Venus |
What was Deep Space I designed to do? | use ion propulsion |
What did Viking 1 and 2 do? | looked for signs of life on Mars and studied its soil |
What Soviet probe studied Venus's rocks? | Venera 9 |
What did the Pioneer 10 and 11 do? | visited the outer planets and collected samples of the solar wind |
What is Titan? | One of Saturn's moons with an atmosphere similar to early Earth's. |
What was discovered by man-made space probes? | climate changes on Mars, water on Earth's moons, active volcanoes on Venus |
Which space probe was designed for sampling comet dust? | Stardust |
What did Apollo 11 bring back? | moon rocks to study |
Name the first Soviet space station. | Salyut 1 |
Name the reusable space vehicle. | space shuttle |
Who was the first person on the moon? | Neil Armstrong |
What device is used to study heat from the space shuttles? | a heat sensitive hand-held camera |
What is the space station? | a long-term orbiting platform |
What is being constructed in LEO by 16 different countries? | the International Space Station |
What might be constructed on the moon? | a base for exploring the rest of the solar system |