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What element did Henri Becquerel use in his discovery of radioactivity?
Answer
Uranium
Which device did Pierre and Jacques Curie invent to measure small electric charges?
Answer
Piezoelectric electrometer
In what year did Rutherford and Soddy propose the radioactive decay theory?
Answer
1902
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Which device did Pierre and Jacques Curie invent to measure small electric charges?
Answer
Piezoelectric electrometer
What is the half-life of uranium-238?
Answer
4.468 billion years
Who discovered gamma radiation in 1900?
Answer
Paul Villard
What element has atomic number 88?
Answer
Radium
Which scientist coined the term 'radioactivity'?
Answer
Marie Curie
From which Bohemian town did Marie Curie obtain pitchblende?
Answer
Jáchymov