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Heat and Energy — PHYSICS STD 9 — Question

ICSE BoardEnglish MediumSTD 9PHYSICSHeat and Energy1 Mark
MCQ
Without green house effect, the average temperature of Earth's surface would have been :
  • ✓
    $-18^\circ C$
  • B
    $33^\circ C$
  • C
    $0^\circ C$
  • D
    $15^\circ C$
✓

Answer

Correct option: A.
$-18^\circ C$
Without green house effect, the average temperature of Earth's surface would have been $: -18^\circ C$

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