High School Set 10 (2016) - Round 2 - Question 10

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BONUS: MATH Multiple Choice

Which of the following points lies in the solution set for the following system of two inequalities in two unknowns: 3y – x ≥ –9 and 3y – 2x < –9?

  • W. (3, 1)
  • X. (4, –4)
  • Y. (8, –2)
  • Z. (8, 2)

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Middle School Set 11 (2017) - Round 1 - Question 11

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BONUS: MATH Short Answer

If Y is a point outside square ABCD, and triangle BYC is equilateral, what is the degree measure of angle BYA?

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Middle School Set 11 (2017) - Round 1 - Question 5

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TOSS-UP: PHYSICAL SCIENCE Multiple Choice

Which of the following is a unit for sound intensity level?

  • W. Amplitude
  • X. Watt
  • Y. Decibel
  • Z. Hertz

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High School Set 7 (2013) - Round 1 - Question 16

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BONUS: Energy Short Answer

At 23° Celsius and 1 atmosphere, what are the physical states, respectively, of ethane, butane, and octane?

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High School Set 10 (2016) - Round 1 - Question 2

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BONUS: Energy Short Answer

Transesterification is a reaction used to generate biodiesel from what class of biomolecule?

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High School Set 10 (2016) - Round 1 - Question 11

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TOSS-UP: MATH Short Answer

There are 8 siblings in a family, and when ranked from youngest to oldest, all differ from the next oldest in age by the same number of years. If the youngest is 8 and the oldest is 29, what is the common difference in their ages?

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High School Set 9 (2015) - Round 2 - Question 4

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TOSS-UP: Chemistry Short Answer

In the Arrhenius equation, the exponential term is multiplied by a quantity, A, originally introduced as a fudge factor. What is the name of this term?

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Middle School Set 6 (2012) - Round 2 - Question 11

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TOSS-UP: PHYSICAL SCIENCE Multiple Choice

Which of the following is NOT used in calculating acceleration?

  • W. Initial velocity
  • X. Average speed
  • Y. Time interval
  • Z. Final velocity

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Middle School Set 3 (2007) - Round 1 - Question 5

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BONUS: GENERAL SCIENCE Short Answer

What is the name for the manipulated variable group in all experiments that is compared to the experimental group?

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Middle School Set 11 (2017) - Round 2 - Question 14

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BONUS: LIFE SCIENCE Multiple Choice

Lecithin is an example of which of the following?

  • W. Carbohydrate
  • X. Protein
  • Y. Phospholipid [faws-foe-lip-id]
  • Z. Nucleic [new-CLAY-ik] acid

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