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28 Cards in this Set

  • Front
  • Back
PPF
1957-Sputnik 1 orbited Earth
Past
PPF
1962-John Glenn first US citizen to orbit Earth
past
PPF
1969- Neil Armstrong and Edwin Alrdrin walked on the moon
past
PPF
1972-pioneer made it thru the astroid belt currently heading beyond solar system
past
PPF
1995- US and Russia began Era of cooperation
-Russians and 1 American stayed in "Mir" the Russian space station
present
PPF
1961-Alan Shepard was in space
past
PPF
international space station (ISS) draws on resources from 16 nations
-being built currently
-Study diverse topics
present
PPF
1996- Mars global Surveyor orbited mars takin pictures of surface

-mars pathfinder landed on mars and studied its surface
present
PPF
1997- "Cassini" was landed and reached Saturn in 2004
present
PPF
New Millenium Program (NMP)
-developing smart space craft to be sent out in the future
future
SP
August 1962
verified high temps in Venus's atmos.
Mariner 2
SP
March 1972
1st probe to encounter an outer planet
sent pics of jupiter
pioneer 10
SP
August 1975
mapped surface of mars
searche for life on Mars
Viking 1
SPMay 1989
mapped venus surfuce
collected data about composition of venus's atmos
Magellan
SP
obtained 1st good images of Mercury
Mariner 10
SP
soviet probe
took pictures of Venus
Venera
SP
1989- small probe released in Jupiters atmos.
studied violent atmos
-1995- reached Jupiter sent back pictures of Jupiters moon (europa)
Galileo
SP
flybys of outer planets-(jupiter, uranus, neptune)
-now heading towards deep space
Voyager 2
A refracting telescope is a type of ____ telescope.
optical
Radio waves and gamma rays are twoo types of ____ waves.
electromagnetic
Sound waves are examples of _____.
mechanical waves
A _________ uses mirrors to focus light from the object being viewed.
reflicting telescope
Because radio waves can pass freely through Earth's atmostphere ______ are useful under most weather conditions.
radio telescope
A _____ is a motor that burns that burns fuel without air.
rocket
In a _____, ligth passes through a double convex lens and is bent to form an image on the focal plane.
refracting telescope
To hear astronauts in space, the sound waves are converted to _____ and then back to sound waves.
radio waves
All electromagnetic waves travel at the same ____.
speed
______ travels at 300,000 km/s in a vacuum.
Light