What did the U.S launch in the presentation I just gave?
Rocket
Satellite
vacuum
What is the first U.S satellite called?
Sputnik
Explorer 1
Apollo 8
Mercury 7
How many miles did Explorer 1 go?
1,594 miles
1,050
2,836
1,586
When did they launch Explorer 1
January 8, 1963
February 11, 1963
February 25, 1958
January 31, 1958
how long after the Soviet union launched Sputnik did the U.S Launch Explorer 1?
4 days
4 weeks
4 months
4 years
Who was one of the scientists that helped make Explorer 1?
Allen Shepherd
van Allen
How many times did Explorer 1 orbit .?
59, 380
60, 000
58,376
36
How did Explorer 1 help create NASA?
a cosmic ray detector designed to measure the radiation environment in Earth orbit.
it made the U.S win the space race
Which of the following is true about Explorer 1? hint: MORE THAN 1
It was the first satellite made.
It exploded before it got back to Earth.
it was able to orbit the Earth.
The Soviet Union destroyed it
When did Explorer 1 burn up?
March 31, 1970
February 31, 1981
June 15, 1963
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