How many satellites are orbiting the Earth?
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Alementary
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16 hours ago • Alementary
91
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2 weeks ago • Alementary
How fast is the fastest spacecraft?
195
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2 weeks ago • Alementary
When was the first synthetic diamond created?
248
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2 weeks ago • Alementary
How many copies of "Tetris" were sold worldwide?
155
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2 weeks ago • Alementary
When was the first human cloned?
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3 weeks ago • Alementary
Which country produces the most solar panels?
146
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3 weeks ago • Alementary
Which country has the most solar panels?
132
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3 weeks ago • Alementary
How many homes have solar panels worldwide?
83
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3 weeks ago • Alementary
Which game has a bigger budget?
131
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3 weeks ago • Alementary
How long is the world's longest railway?
93
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