The world’s first modular space station constructed by the Soviet Union before being deorbited into the South Pacific in March, 2001.
What is the Mir Space Station
Astronauts on the Space Station work this many hours per day.
What is 16 hours.
In the Milky Way Galaxy, this is known as the red planet.
What is Mars.
This imaginary line runs through the vertical center of the Earth.
What is the the Earth's axis.
Terrestrial is the word used to describe these planets that are closest to the sun.
What are inner planets or Mars, Venus, Mercury, and Earth.
This program consisted of 11 crewed spaceflights launched by NASA and consisted of six successful lunar landings.
What is the Apollo program.
This happens to the water that is used aboard the space station.
What is, it is recycled.
This planet, known as the Morning Star, is the 2nd planet from the Sun.
What is Venus.
This tilt of Earth's axis causes the Northern Hemisphere to experience different seasons throughout the year.
What is Earth's 23.5-degree axial tilt.
We experience this season when the North Pole in the Northern Hemisphere is facing away from the sun.
What is winter.
Some of these are:
-space pollution
-risk to human life
-high cost of research projects
What are the disadvantages (or cons) of space research programs.
Astronauts must do this for 2 hours everyday to avoid loosing muscle mass in zero-gravity.
What is exercise, using a treadmill or stationary bike.
The Earth surface is made up of this percent of water.
What is 75%.
When the Northern Hemisphere is tilted toward the Sun, it experiences this season...
What is summer.
It takes this many days for Earth to complete one complete revolution around the sun.
What is 365 days or 1 year.
This country is leads spending on space research and is the ONLY developed nation (of 33 countries) that does NOT have universal health care for its' people.
What is the USA.
The Environmental Control and Life Support System (ECLSS) is used for this...
What is creating oxygen.
This is the name of the natural satellite that orbit a planet.
What is the Moon.
Earth's rotation on its axis causes this daily cycle.
What are day and night.
Jupiter, Saturn, Neptune, and Uranus are know as...
What are the outer planets or gas giants.
What are 3 technological devices that have helped humans to learn more about Earth/space and communicate more effectively.
What are:
satellites, rovers, space shuttles, space stations, telescopes, and probes
Astronauts use these to sleep on the space station.
What are sleeping bags attached to a seat or to the wall.
This area is situated between Mars and Jupiter with millions of asteroids.
What is the Asteroid Belt.
The side of Earth facing the Sun experiences this part of the daily cycle.
What is daytime.
This is at the center of our universe and is the source of energy for all life on Earth.
What is the sun.