Prompt Landsat 7 / 8 / 9 orbit at…

Choices (one per line; prefix correct one with * ) * 705 km altitude, sun-synchronous, 16-day repeat 832 km altitude, 26-day repeat 35 786 km altitude, geostationary 919 km altitude, 18-day repeat

Plain English answer (default view) — what you'd actually write on the test

🔬 Technical version / model bullets (revealed on click) — one bullet per line 919 km was Landsat 1–3; dropped to 705 km from L4 onward.

💡 Mnemonic / memory aid (shown on hover)