
PASITO 2 - CUARTO AÑO
Authored by Ronald AQUISE
Science
4th Grade
Used 7+ times

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40 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿Quién propuso por primera vez la existencia de átomos indivisibles?
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿Cuál de los siguientes científicos descubrió los electrones mediante su experimento con el tubo de rayos catódicos?
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿Quién propuso el modelo atómico con un núcleo central y electrones orbitando alrededor en órbitas Ernest Rutherforddefinidas?
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿En qué año se propuso el modelo atómico de Bohr?
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿Qué científico postuló que los electrones no se movían en órbitas definidas, sino que existían en nubes de probabilidad alrededor del núcleo?
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿Cuál de los siguientes experimentos demostró la existencia de un núcleo pequeño y denso en el átomo?
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿Cuál es la partícula subatómica con carga positiva en el núcleo del átomo?
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