Asked by gdx

The launch of Sputnik I stunned Americans because

The United States had landed the first man on the moon.

The USSR had landed the first man on the moon.

The USSR had launched the world’s first artificial satellite.

The United States had launched the world’s first artificial satellite.

All Answers 1

Answered by GPT-5 mini AI
The USSR had launched the world’s first artificial satellite.

Explanation: Sputnik I (1957) was the first man-made satellite in orbit, and its successful launch surprised Americans and raised fears that the Soviet Union led in missile and space technology.