Upgrade to remove ads
Terms in this set (29)
gravity and inertia
The two factors that combine to keep planets in orbit
The tendency of a moving object to continue moving in a straight line or a stationary object to remain in place
How does space debris pose a danger to astronauts
What effect does traveling in space have on your bones
How do astronauts prevent ostoeporosis
a condition in which the body's bones become weak and break easily
meteoroids that pass through the atmosphere & hit Earth's surface
99% of our solar systems mass is contained in the
how the sun produces energy
the planets closest to the sun, small rocky surface
large clumps of ice, dust and frozen gases that travel around the Sun in long elliptical orbits
objects in space that are too small and too numerous to be considered full fledged planets. Made from left over solar system material
the region of the solar system between the orbits of Mars and Jupiter, where many asteroids are found
The name given to Jupiter's four largest moons, Io, Europa, Callisto & Ganymede. They were discovered independently by Galileo Galilei and Simon Marius.
Venus and Earth
alike in size
made of chunks of ice and rock
Pluto no longer a planet because
it is too small
Shape of comet's orbits
long narrow elipses
Asteroid belt located
between Mars and Jupiter
Three dwarf planets
Pluto, Ceres, Eris
small, rocky objects that orbit the sun in both the outer and inner regions of the solar system. Usually debris from other planets.
Meteoroids that enter Earth's atmosphere
What causes wind bands on the gas giants?
Which galaxy is home to our solar system?
How many stars are in our solar system
Where is 99% of the mass of our solar system?
Why is radiation so dangerous for astronauts?
little or no atmosphere
The sun produces energy through the process of
How do astronauts get enough water while on a space mission
they recycle and filter urine
THIS SET IS OFTEN IN FOLDERS WITH...
Scientific Tools 2013-2014
Matter and Chemistry
YOU MIGHT ALSO LIKE...
The Solar System
Jill Johnson Solar System
OTHER SETS BY THIS CREATOR
Matter and Chemistry
Ancient Greece Test
Cell Organelles and their function