Multiple Choice
The speed of light is about 300,000 km/s (3 × 105 km/s) . How far does light travel in 30 seconds?
A) 900 thousand km (900,000, or 9 × 105 km)
B) 9 million km (9,000,000, or 9 × 106 km)
C) 10 thousand km (10,000, or 106 km)
D) 300 thousand km (300,000, or 3 × 105 km)
Correct Answer:
Verified
Correct Answer:
Verified
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