Carbon

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Ready for Carbon?

Three rounds: Quick Start, Risk or Reward, and a final wager. Questions have a 20-second answer clock; the final question has 30 seconds. There is no pause.

Use each lifeline once: 50/50 removes two wrong answers; Ask the Hosts removes one. Only one lifeline per question.

Safe earns 100 points without a loss. Bold risks 250 points and needs a 250-point balance. All In doubles or loses your balance and needs more than 250 points. The final wager uses 50-point steps.

Local results are not saved or ranked. Once loaded, play continues offline. Refresh or leaving starts over.

Show · 5 playable questions per episode

About 1 minute with sound off at a quick answering pace. Allow longer with narration. About this estimate

Show icon for Carbon Carbon

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Earth has many processes that regulate carbon, atmospheric carbon dioxide and its role in the carbon cycle and climate. How much do you know?

Sample questions

  1. Carbon dioxide is a molecule comprised of one carbon atom and two oxygen atoms (CO2). Which atom, carbon or oxygen, has the greater atomic mass?
  2. Fires release the carbon stored in plants, so measuring the extent and severity of forest fires around the globe is an important ingredient in understanding the carbon cycle.
  3. What role do the oceans play in the carbon cycle?

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