
Núcleo Atômico e Radiação
Interactive Video
•
Physics, Chemistry, Science
•
8th - 12th Grade
•
Practice Problem
•
Hard
Ethan Morris
FREE Resource
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que determina se um elemento é radioativo?
A cor do elemento
A temperatura do elemento
A instabilidade do núcleo
A quantidade de elétrons
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual força é responsável pela repulsão entre prótons?
Força magnética
Força gravitacional
Força nuclear fraca
Força elétrica
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a função da força forte no núcleo?
Atrair elétrons
Repelir nêutrons
Manter prótons e nêutrons juntos
Aumentar a temperatura do núcleo
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que acontece quando há excesso de nêutrons no núcleo?
O núcleo se divide em dois
O núcleo se torna estável
O núcleo emite radiação beta menos
O núcleo emite radiação alfa
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a razão para um núcleo instável liberar radiação?
Para aumentar sua massa
Para se tornar mais quente
Para alcançar estabilidade
Para mudar de cor
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