TEACHER-GUIDE-VERIFIED · TG-V9-011

8. A plasma cloud travels 1.44 x 10^8 km at 800 km/s. Estimate travel time in hours.

Verified solution

Solution: t=d/r=(1.44 x 10^8)/800=180,000 s. Divide by 3,600 s/h to get 50 hours.

Source: Teacher Guide V9 · English V9. Match the numbers and wording in your printed question before using this solution.

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VIDEO HELP · TG-V9-011

Plasma Cloud Travel Time | Scientific Notation & Unit Conversion (TG-V9-011)

Calculate the travel time for a plasma cloud moving 1.44 × 10⁸ km at 800 km/s: 180,000 seconds, or 50 hours. Convert the units and check by recovering the original distance.

Space Math Explorers · approved worked example · 2:52 · Watch on YouTube

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These pages reproduce verified solution steps for the registered V9 questions. It does not diagnose learning needs or replace instruction from a qualified teacher or tutor.