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Middle School Set 11 (2017) - Round 2 - Question 5

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TOSS-UP: PHYSICAL SCIENCE Multiple Choice

How are ionically-bonded compounds generally named?

  • W. After the scientist who first created the compound
  • X. They end in "onium"
  • Y. By using the name of the positive ion followed by the name of the negative ion
  • Z. By using the name and Roman numeral associated with the metal involved
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Middle School Set 7 (2013) - Round 2 - Question 23

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BONUS: MATH Short Answer

What are the prime numbers between 70 and 82?

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Middle School Set 6 (2012) - Round 2 - Question 25

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TOSS-UP: LIFE SCIENCE Short Answer

What is the term for a biological preparation that imparts immunity or resistance to a particular disease, often containing an agent that resembles a disease-causing microorganism, such as weakened or killed forms of the microbe?

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Middle School Set 6 (2012) - Round 1 - Question 21

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BONUS: PHYSICAL SCIENCE Multiple Choice

Which of the following properties is NOT a property of a covalent molecular compound?

  • W. Low melting point
  • X. Low boiling point
  • Y. Good electrical conductivity
  • Z. Poor thermal conductivity
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Middle School Set 14 (2020) - Round 1 - Question 2

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TOSS-UP: EARTH AND SPACE SCIENCE Short Answer

What planet in our solar system has the furthest average distance from the Sun?

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Middle School Set 4 (2010) - Round 2 - Question 11

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BONUS: PHYSICAL SCIENCE Multiple Choice

Work is done on the box in all of the following scenarios except:

  • W. A boy raising the box above his head
  • X. A boy holding the box still above his head
  • Y. A boy pushing the box up a ramp
  • Z. A boy kicking the box from rest across a frictionless floor
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Middle School Set 5 (2011) - Round 2 - Question 20

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TOSS-UP: GENERAL SCIENCE Short Answer

What is the second most abundant mineral in the Earth's continental crust, composed only of silicon and oxygen?

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Middle School Set 6 (2012) - Round 1 - Question 23

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TOSS-UP: GENERAL SCIENCE Multiple Choice

In the chemical formula for ammonia, NH3, which of the following does the subscript 3 represent?

  • W. The number of hydrogen atoms in each molecule of ammonia
  • X. The number of nitrogen atoms in each molecule of ammonia
  • Y. The number of nitrogen and hydrogen atoms in each molecule of ammonia
  • Z. The number of ammonia molecules that will bond together
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Middle School Set 9 (2015) - Round 2 - Question 6

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BONUS: LIFE SCIENCE Multiple Choice

What is a large community of plants and animals that live in the same place?

  • W. Biome
  • X. Biosphere
  • Y. Quadridome
  • Z. Abiotic environment
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Middle School Set 1 (2009) - Round 1 - Question 10

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TOSS-UP: GENERAL SCIENCE Short Answer

What is the SI base unit for length?

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