Why does the Moon lack an atmosphere?
What will be an ideal response?
Its atmosphere escaped into space due to the low surface gravity of the Moon.
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Why is there no surface on Jupiter or Saturn?
What will be an ideal response?
A fossil imprint made by the movement of an animal is called a(n) ______________ fossil
Fill in the blank(s) with correct word
A Carnot cycle engine operates between a low temperature reservoir at 20°C and a high temperature reservoir at 800°C. If the engine is required to output 20.0 kJ of work per cycle,
how much heat must the high temperature reservoir transfer to the engine during each cycle? A) 27.5 kJ B) 73.2 kJ C) 39.2 kJ D) 800 kJ E) 20.5 kJ
During Spring Tides the high tides are higher
Answer the following statement(s) true (T) or false (F)