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Middle School Set 14 (2020) - Round 2 - Question 23

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TOSS-UP: MATH Short Answer

Rachel is 5 feet 3 inches tall. Her friend Andy is 70 inches tall. In inches, how much taller is Andy than Rachel?

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Middle School Set 3 (2007) - Round 1 - Question 14

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TOSS-UP: MATH Short Answer

Giving your answer as a decimal number, what does 10 to the minus three power equal?

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Middle School Set 15 (2021) - Round 4 - Question 8

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BONUS: PHYSICAL SCIENCE Short Answer

Identify all of the following three ionic compounds that are readily soluble in water: 1) Lithium phosphate; 2) Silver nitrate; 3) Calcium hydroxide.

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High School Set 1 (2009) - Round 6 - Question 10

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TOSS-UP: BIOLOGY Multiple Choice

In which of the following organ systems of the human body do chief cells primarily function:

  • W. excretory
  • X. digestive
  • Y. nervous
  • Z. reproductive
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High School Set 15 (2021) - Round 1 - Question 17

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BONUS: Chemistry Multiple Choice

Which of the following statements is true regarding the energetics of electrochemical cells?

  • W. For a voltaic cell, E-cell is positive and delta G is positive
  • X. For a voltaic cell, E-cell is positive and delta G is negative
  • Y. For an electrolytic cell, E-cell is negative and delta G is negative
  • Z. For an electrolytic cell, E-cell is positive and delta G is negative
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High School Set 12 (2018) - Round 2 - Question 17

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BONUS: Chemistry Short Answer

Rank the following three elements in increasing order of boiling point: 1) Tellurium [te-LOOR-ee-um]; 2) Sulfur; 3) Selenium.

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High School Set 15 (2021) - Round 6 - Question 9

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TOSS-UP: Energy Short Answer

Geophysicists at SLAC National Accelerator Lab are studying the core-mantle boundary by imaging liquid silicates under shockwave conditions. What type of seismic body waves cannot cross the core-mantle boundary?

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High School Set 8 (2014) - Round 5 - Question 1

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TOSS-UP: Chemistry Multiple Choice

What fundamental constant is obtained when a photon’s wavelength is multiplied by its frequency?

  • W. The speed of light
  • X. Planck’s constant
  • Y. Avogadro’s number
  • Z. Boltzmann’s constant
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High School Set 15 (2021) - Round 7 - Question 18

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TOSS-UP: Chemistry Multiple Choice

Nick has an unknown compound that he has determined to be soluble in water and produces a solution that is not electrically conductive. Which of the following might the compound be?

  • W. Sucrose
  • X. Sodium chloride
  • Y. Silicon dioxide
  • Z. Hexane
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High School Set 12 (2018) - Round 7 - Question 12

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TOSS-UP: Energy Short Answer

Berkeley lab scientists are studying “gateway” proteins associated with the nuclear pore complex, which are responsible for blocking aberrant strands of what RNA-polymerase [paw-LIM-er-ace] II-synthesized macromolecule?

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