Which navigational outcome occurred more frequently for Viking longships sailing west from Norway during winter storms?

💡 Explanation

Increased westward error resulted from cumulative dead reckoning errors because reduced visibility prevented accurate celestial navigation via the sunstone and stars, therefore errors compounded rather than being corrected by celestial sightings as possible in summer.

• Which risk increases when water freezes inside a Roman aqueduct's conduit?
• Which outcome results when irrigating chinampas with increasingly saline water sources?
• Which risk increased within the Aztec chinampas agricultural system due to intensive continuous maize cultivation?
• Which outcome results for Incan storehouses when quipu record decay?
• Which outcome reduces flow capacity most severely when clay-lined Mesopotamian irrigation canals experience excessive silt deposition?
• Which outcome occurs when a sextant's mirrors misaligned?