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Science Bowl Question

📅 NSB Middle School 2009🎓 MS🔄 Round 11#️⃣ Question 7❓ TOSS-UP📝 Multiple Choice

Which of the following is LEAST accurate regarding the element helium:

W) it is the second most abundant element in the universe
X) it is constantly escaping from Earth's atmosphere into space
Y) it is toxic to humans even in very low concentrations
Z) it is a noble gas
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