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High School Set 6 (2012) - Round 1 - Question 7

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BONUS: BIOLOGY Multiple Choice

Which of the following molecules does NOT act as an electron shuttle?

  • W. NAD+
  • X. Cytochrome C
  • Y. Pyruvate [py-ROO-vayt]
  • Z. Coenzyme Q
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Middle School Set 3 (2007) - Round 2 - Question 20

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BONUS: LIFE SCIENCE Short Answer

What general type of human blood vessel returns blood to the heart?

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Middle School Set 2 (2008) - Round 2 - Question 3

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TOSS-UP: PHYSICAL SCIENCE Multiple Choice

The electrical potential or power of a battery is an expression of its:

  • W. amperage
  • X. resistance
  • Y. conductivity
  • Z. voltage
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Middle School Set 15 (2021) - Round 1 - Question 7

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BONUS: EARTH AND SPACE SCIENCE Short Answer

Which of the terrestrial planets has the largest number of natural satellites?

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High School Set 13 (2019) - Round 2 - Question 3

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BONUS: Energy Short Answer

Scientists at Ames Lab are studying the formation of alumina under various conditions. What is the chemical formula of alumina?

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Middle School Set 10 (2016) - Round 2 - Question 4

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TOSS-UP: PHYSICAL SCIENCE Short Answer

What fundamental law states that 'œenergy can be neither created nor destroyed?'

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High School Set 9 (2015) - Round 2 - Question 3

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BONUS: Earth and Space Multiple Choice

What two layers of the atmosphere have the least influence over weather?

  • W. Troposphere and tropopause
  • X. Mesosphere and thermosphere
  • Y. Stratosphere and troposphere
  • Z. Stratosphere and thermosphere
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Middle School Set 14 (2020) - Round 2 - Question 7

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TOSS-UP: EARTH AND SPACE SCIENCE Multiple Choice

Jasmine observes that there is offset along a North-South running fault running through her yard. She is standing on the Eastern side, and sees that her mailbox across the fault has moved South. What type of fault is this?

  • W. Thrust
  • X. Dip-slip
  • Y. Right-lateral
  • Z. Left-lateral
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Middle School Set 10 (2016) - Round 1 - Question 2

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TOSS-UP: EARTH AND SPACE SCIENCE Multiple Choice

What is the primary reason for the movement of mass downslope during erosion?

  • W. Friction
  • X. Electricity
  • Y. Gravity
  • Z. Buoyancy
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Middle School Set 6 (2012) - Round 2 - Question 8

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TOSS-UP: ENERGY Multiple Choice

Why are exhaust fans energy efficient cooling mechanisms in early summer months?

  • W. Electricity rates are lower in the summer
  • X. Exhaust fans physically pull hot air out of the home
  • Y. Exhaust fans create a cooling breeze
  • Z. Exhaust fans create a vacuum that prevents hot air from leaking inside the home
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