
Radioatividade e Emissões Radioativas
Interactive Video
•
Physics, Chemistry, Science
•
10th - 12th Grade
•
Hard

Ethan Morris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o foco principal do estudo da radioatividade?
Movimento de planetas no espaço
Atividades nucleares no núcleo do átomo
Reações químicas envolvendo elétrons
Interações entre moléculas de água
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quem foi o descobridor dos raios-X?
Ernest Rutherford
Wilhelm Röntgen
Henri Becquerel
Marie Curie
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual foi uma das contribuições de Marie Curie para a ciência?
Desenvolvimento da teoria da relatividade
Descoberta do elétron
Descoberta da radioatividade
Invenção do microscópio
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes emissões radioativas tem o maior poder de penetração?
Emissão alfa
Emissão delta
Emissão gama
Emissão beta
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a principal diferença entre as emissões beta negativa e beta positiva?
Beta negativa é composta por elétrons
Beta positiva é composta por elétrons
Beta negativa é composta por pósitrons
Beta positiva tem maior massa
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual cientista é conhecido por elencar e denominar as três naturezas de emissões radioativas?
Albert Einstein
Ernest Rutherford
Niels Bohr
Isaac Newton
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que acontece com o número atômico de um elemento quando ele emite uma partícula alfa?
Aumenta em 4
Permanece o mesmo
Diminui em 2
Aumenta em 2
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