GK
8:00
Course
9-10
Mode
mixed
Answered
0/10
Local
0
Curated
10
easy 7
medium 2
hard 1
Question 1 of 10
easy
What is the name of the first artificial satellite launched into space?
A
Sputnik 1
B
Explorer 1
C
Vanguard 1
D
Vostok 1