Middle School Set 8 (2014) - Round 2 - Question 5

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TOSS-UP: GENERAL SCIENCE Multiple Choice

Which of the following atmospheric layers contains the ozone layer?

  • W. Mesosphere
  • X. Thermosphere
  • Y. Stratosphere
  • Z. Troposphere

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Middle School Set 9 (2015) - Round 2 - Question 16

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TOSS-UP: MATH Multiple Choice

Find the volume of the circular cylinder formed by rotating a 9 by 10 rectangle about one of its shorter sides.

  • W. 270π
  • X. 300π
  • Y. 810π
  • Z. 900π

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High School Set 14 (2020) - Round 2 - Question 9

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BONUS: Earth & Space Short Answer

Identify all of the following three stellar objects that are typically found in the top right corner of the HR diagram: 1) White dwarfs; 2) Red supergiants; 3) Red dwarfs.

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High School Set 10 (2016) - Round 1 - Question 9

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TOSS-UP: Physics Multiple Choice

Which of the following is NOT true of laser light?

  • W. It is highly coherent
  • X. It is highly dispersive
  • Y. It is highly monochromatic
  • Z. It is highly directional

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High School Set 10 (2016) - Round 2 - Question 16

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BONUS: Earth and Space Short Answer

The Oso landslide that occurred in Washington State in 2014 moved 1.2 kilometers across the North Fork Stillaguamish [STILL-ah-GWAH-mush] River in a single minute. What was the speed of this landslide in miles per hour, rounded to the nearest tenth?

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High School Set 10 (2016) - Round 1 - Question 6

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BONUS: Earth and Space Short Answer

Identify all of the following three statements that are true of seismic waves: 1) P waves are compressional; 2) S waves travel through fluids; 3) P waves travel faster than S waves.

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High School Set 15 (2021) - Round 2 - Question 12

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TOSS-UP: Physics Multiple Choice

Only two forces are acting on a large rigid body: one is 5 newtons upwards, and one is 5 newtons downwards. However, the object is not at equilibrium. Which of the following could be the reason why?

  • W. External forces are acting on the object
  • X. The net force is non-zero
  • Y. The net torque [tork] is non-zero
  • Z. The object had a non-zero initial speed

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Middle School Set 7 (2013) - Round 1 - Question 10

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BONUS: ENERGY Multiple Choice

Which of the following factors does NOT affect solar panel performance?

  • W. Panel orientation
  • X. Roof slope
  • Y. Energy price
  • Z. Elevation

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High School Set 9 (2015) - Round 2 - Question 11

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TOSS-UP: BIOLOGY Short Answer

Some herbivores, such as rabbits and horses, possess the ability to digest cellulose with the aid of bacteria located in a pouch at the beginning of the large intestine. What is the name of this pouch?

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High School Set 10 (2016) - Round 2 - Question 21

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BONUS: Physics Short Answer

Three resistors are connected in parallel to a 10-amp DC current source. If the individual resistances are 5 ohms, 8 ohms and 20 ohms, what is the power, to the nearest watt, dissipated by the circuit?

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