Settings do not pause the question timer. HTML presentation keeps your current local episode.
Restart in server-scored accessible modeThree 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.
About 1 minute with sound off at a quick answering pace. Allow longer with narration. About this estimate
That's a wrap!
FINAL POINTS
Start a new episode when you are ready.
Energy in the USA
Test your knowledge of energy, both in our society and in Earth's climate system.
Use the Start Show button above to start playing!
NASA
