Middle School Set 7 (2013) - Round 1 - Question 9

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TOSS-UP: MATH Multiple Choice

Which of the following statements is NOT true about the diagonals of a rectangle?

  • W. They are always congruent
  • X. They are always perpendicular
  • Y. They always bisect each other
  • Z. They intersect at one point

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Middle School Set 13 (2019) - Round 1 - Question 19

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BONUS: EARTH AND SPACE SCIENCE Short Answer

Rank the following three minerals in order of increasing Mohs hardness: 1) Fluorite; 2) Apatite; 3) Quartz.

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Middle School Set 10 (2016) - Round 2 - Question 9

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TOSS-UP: ENERGY Short Answer

Natural gas is mostly composed of what hydrocarbon?

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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 13 (2019) - Round 2 - Question 8

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BONUS: LIFE SCIENCE Short Answer

What part of cellular respiration oxidizes the original carbon atoms from glucose and releases them as carbon dioxide?

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Middle School Set 4 (2010) - Round 1 - Question 6

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BONUS: GENERAL SCIENCE Multiple Choice

Which of the following elements is NOT a noble gas?

  • W. Xenon
  • X. Radon
  • Y. Krypton
  • Z. Bromine

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Middle School Set 5 (2011) - Round 1 - Question 4

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TOSS-UP: Earth and Space Science Multiple Choice

Which of the following determines the size of the image formed by a telescope?

  • W. The focal length of the main lens or mirror
  • X. The thickness of the lens
  • Y. The size of the aperture
  • Z. The size of the mirror

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Middle School Set 1 (2009) - Round 1 - Question 11

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BONUS: LIFE SCIENCE Short Answer

In the taxonomical name Homo sapiens, what taxonomical rank does sapiens represent?

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Middle School Set 14 (2020) - Round 1 - Question 5

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BONUS: EARTH AND SPACE SCIENCE Short Answer

Identify all of the following three landforms that could be represented by closed contours on a topographic map: 1) Hill; 2) Basin; 3) Mountain range.

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Middle School Set 7 (2013) - Round 1 - Question 1

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BONUS: LIFE SCIENCE Short Answer

Place the following four levels of life in order from the level that refers to the lowest number and variety of organisms to the level that refers to the highest number and variety of organisms: 1) biosphere, 2) communities, 3) ecosystems, 4) organisms.

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