28 Questions
NASA has evidence of flowing water on Mars, which appears as ______ streaks on the surface of the planet.
dark, narrow
True or false:The dark streaks on Mars' surface appear year-round.
False
What is the total length of track in the world's largest model train set in Hamburg?
52,000 feet
What is the total length of track in the Miniatur Wunderland in Hamburg?
52,000 feet
How many visitors does Miniatur Wunderland in Hamburg attract each year?
1 million
Which city is NOT mentioned as having model train exhibits?
Sydney
The streaks appear during the ______ months and fade the rest of the year.
warmer
True or false: The wet soil in the streaks on Mars is at least 1000 feet long.
False
What is the annual visitor count for Miniatur Wunderland in Hamburg?
1 million
True or false: The chemical signature of water alone was detected in the streaks on Mars.
False
The streaks consist of ______ soil and are at least 300 feet long.
wet
In which cities can model train exhibits be found?
Chicago and Yokohama
The chemical signature of ______ compounds combined with water was detected.
salt
True or false: The salt compounds in the streaks on Mars cause the water to freeze at extremely low temperatures.
False
What subjects can building model railways help explore?
Math and creativity
What can building model railways be a way to explore?
Physics, math, and creativity
The salt compounds prevent water from freezing at ______ low temperatures.
extremely
What is a benefit of model railroading?
It can bring family and friends together
True or false: The discovery of flowing water on Mars has no potential implications for the possibility of microscopic life forms on the planet.
False
Which career paths can tinkering with model trains potentially lead to?
Electrical engineering, urban planning, and architecture
True or false: Collecting rocks and soil from Mars for analysis on Earth is currently impossible.
False
The 2015 finding could have major implications for the possibility of ______ life forms on Mars.
microscopic
What is a potential benefit of model railroading?
It can bring family and friends together
What careers can tinkering with model trains potentially lead to?
Electrical engineering, urban planning, or architecture
How have model trains evolved over time?
They can now be controlled by smartphones
The only way to determine whether there's life on Mars is to collect rocks and soil from the planet for analysis on ______.
Earth.
True or false: The source of the water on Mars' surface is definitely melting ice.
False
What is the level of complexity of model trains today?
They can be controlled by smartphones
Study Notes
- NASA has evidence of flowing water on Mars, which appears as dark, narrow streaks on the surface of the planet.
- The streaks appear during the warmer months and fade the rest of the year.
- The streaks consist of wet soil and are at least 300 feet long.
- The chemical signature of salt compounds combined with water was detected.
- The salt compounds prevent water from freezing at extremely low temperatures.
- The 2015 finding could have major implications for the possibility of microscopic life forms on Mars.
- The only way to determine whether there's life on Mars is to collect rocks and soil from the planet for analysis on Earth.
- Liquid water could potentially be used for drinking and for creating oxygen and rocket fuel.
- The source of the water remains a mystery, but it could be melting ice, an underground aquifer, water vapor from the thin Martian atmosphere, or some combination of these.
- Scientists will continue to study the Red Planet to answer questions about its potential for life and the origin of liquid water.
Discover the latest findings on Mars with our quiz about flowing water on the Red Planet. From salt compounds to potential sources, test your knowledge on the implications of liquid water for life and future exploration. Are you ready to explore the mysteries of Mars? Take the quiz now!
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