Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
11 Cards in this Set
- Front
- Back
|
900's
|
Chinese invented rockets. Rockets were filled with gun powder
|
|
|
1200's
|
Chinese used rockets to launch arrows.
|
|
|
1600's
|
- Isaac Newton - developed theory
Prinicple of Rocket Flight "For every action there is an equal and opposite reaction." |
|
|
1800's
|
Russian's experiment with solid fuel rockets
|
|
|
1926
|
Robert Goddard - Invents rocket that uses liquid fuel and oxygen, so it can burn fuel in space.
|
|
|
1957
|
1st satellite send into orbit
|
|
|
1961 - April
|
Russian - YURI GARGAIN
1st person in space |
|
|
1961 - May
|
American - ALLEN SHEPHERD
1st American in space |
|
|
1966
|
American - JOHN GLENN
- orbited the earth 3 times |
|
|
1969
|
American's - Apollo spacecraft
- landed on the moon Neil Armstrong, Edwin Aldrin & Buzz Aldrin |
|
|
1981
|
American - Space Shuttle "Columbia"
send into space and safetly returned |
