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High School Set 10 (2016) - Round 3 - Question 13

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TOSS-UP: Physics Short Answer

A ball is thrown at a 30 degree angle with respect to the horizontal at a speed of 60 meters per second. At what time, to the nearest whole second, does the ball reach the highest point in its trajectory?

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High School Set 7 (2013) - Round 7 - Question 14

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TOSS-UP: Chemistry Multiple Choice

Which of the following is NOT a proposed step in the Suzuki reaction catalytic cycle?

  • W. Oxidative addition
  • X. Transmetalation
  • Y. Beta-hydride elimination
  • Z. Reductive elimination
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Middle School Set 5 (2011) - Round 7 - Question 5

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BONUS: LIFE SCIENCE Short Answer

What are the five most common chemical elements of living biological matter?

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Middle School Set 10 (2016) - Round 8 - Question 16

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TOSS-UP: MATH Multiple Choice

What is the range of the function y = the square root of x?

  • W. All real numbers
  • X. All real numbers greater than zero
  • Y. All real numbers greater than or equal to zero
  • Z. All real numbers less than or equal to zero
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High School Set 1 (2009) - Round 8 - Question 13

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TOSS-UP: GENERAL SCIENCE Multiple Choice

In the northern hemisphere, which of the following degrees latitude would experience a length of day of 6 months:

  • W. 0
  • X. 30
  • Y. 60
  • Z. 90
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High School Set 14 (2020) - Round 1 - Question 7

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BONUS: Physics Multiple Choice

Light passes from a mineral with an index of refraction of 2.5 into air. Which of the following is closest to the smallest incident angle, in degrees, at which there will be total internal reflection?

  • W. 5
  • X. 25
  • Y. 45
  • Z. 65
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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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Middle School Set 11 (2017) - Round 2 - Question 17

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TOSS-UP: MATH Short Answer

Simplify the fraction with numerator x5y6 and denominator x-3y5.

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High School Set 7 (2013) - Round 4 - Question 13

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BONUS: Earth and Space Multiple Choice

What is the term for a crescent-shaped sand dune with horns pointed downwind?

  • W. Barchan [bahr-KAHN]
  • X. Traverse
  • Y. Parabolic
  • Z. Longitudinal
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Middle School Set 15 (2021) - Round 8 - Question 11

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TOSS-UP: MATH Short Answer

The point (-5, 3) is reflected through the line y = x and then reflected through the y-axis. What are the coordinates of the resulting point?

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