High School Set 13 (2019) - Round 1 - Question 18

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TOSS-UP: Chemistry Short Answer

One major use of hydrogen industrially is in what industrial process that produces ammonia?

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High School Set 10 (2016) - Round 1 - Question 14

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TOSS-UP: Energy Multiple Choice

Which of the following is the most common usage of syngas?

  • W. Electricity production
  • X. Transportation
  • Y. Water heating
  • Z. Production of ethanol

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High School Set 14 (2020) - Round 2 - Question 6

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BONUS: Chemistry Short Answer

Identify all of the following three forces that play a role in the intermolecular interactions in a sample of liquid bromine: 1) Dispersion forces; 2) Dipole-dipole forces; 3) Ionic forces.

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High School Set 12 (2018) - Round 2 - Question 17

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TOSS-UP: Chemistry Short Answer

What is the hybridization [HIGH-brih-dye-ZAY-shun] of the carbon atoms in polyethylene?

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Middle School Set 4 (2010) - Round 2 - Question 15

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TOSS-UP: ENERGY Multiple Choice

Food provides energy in what form?

  • W. Chemical
  • X. Kinetic
  • Y. Electrical
  • Z. Nuclear

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High School Set 9 (2015) - Round 1 - Question 21

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BONUS: MATH Short Answer

What is the sum of all the distinct prime factors of 15 factorial?

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Middle School Set 4 (2010) - Round 1 - Question 7

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TOSS-UP: GENERAL SCIENCE Short Answer

While brushing your hair, you scrape electrons from your hair. This results in what type of charge for your hair?

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High School Set 14 (2020) - Round 1 - Question 4

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TOSS-UP: Energy Short Answer

Scientists at Idaho National Lab are studying cyanobacteria. These organisms perform photosynthesis in what flattened sacs?

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High School Set 12 (2018) - Round 2 - Question 11

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BONUS: Earth and Space Short Answer

What name is given to the boundary between the Earth’s crust and mantle where P-wave velocity jumps from approximately 6 kilometers per second to approximately 8 kilometers per second?

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High School Set 10 (2016) - Round 1 - Question 8

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TOSS-UP: BIOLOGY Multiple Choice

Which of the following best describes how oxygen is stored in the muscles?

  • W. Spread throughout
  • X. Bound to hemoglobin
  • Y. Bound to calmodulin
  • Z. Bound to myoglobin

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