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The ten questions

The answers stay hidden. Play the pack to try them yourself.

1. 1Science › PhysicsHardPair production requires a photon with at least how much energy?Wrong3.5s0
2. 2Science › PhysicsHardBremsstrahlung radiation is emitted when a charged particle undergoes what?Right2.8s+99
3. 3Science › PhysicsExpertWhich term did Maxwell add to Ampere's law to make it consistent?Right5.2s+95
4. 4Science › PhysicsMediumAdding a second resistor in parallel does what to the total resistance?Right2.1s+100
5. 5Science › ScientistsMediumWhich engineer greatly improved the steam engine with a separate condenser?Right1.1s+100
6. 6Science › ScientistsVery hardWho discovered X-rays in 1895?Wrong1.5s0
7. 7Science › ScientistsHardWhich physician urged doctors to wash their hands to prevent childbed fever?Right3.3s+98
8. 8Science › Inventions & ExperimentsMediumZhang Heng's famous bronze urn with dragons and toads was built to detect what?Right1.9s+100
9. 9Science › PhysicsEasyA battery converts chemical energy into which form of energy?Right0.9s+100
10. 10Science › Units & MeasuresEasyWhat is the SI unit of energy?Right1.3s+100