
Dureza e Propriedades dos Materiais
Interactive Video
•
Science
•
5th - 8th 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 a única exceção de mineral que não está no estado sólido na natureza?
Ouro
Mercúrio
Cobre
Prata
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que são ligações químicas?
Interações térmicas entre moléculas
Interações eletrostáticas entre átomos
Apenas interações magnéticas
Somente interações gravitacionais
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a diferença entre risco e risca?
Ambos adicionam material
Risco remove material, risca adiciona
Ambos removem material
Risco adiciona material, risca remove
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual material foi usado para demonstrar a risca na prática?
Todos os anteriores
Grafite
Carvão
Giz
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o material mais duro na escala de Mohs?
Topázio
Corindo
Quartzo
Diamante
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como a dureza absoluta difere da dureza relativa?
Ambas são exponenciais
A dureza absoluta é linear, a relativa é exponencial
A dureza absoluta é exponencial, a relativa é linear
Ambas são lineares
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual material é mais duro: vidro ou cobre?
Depende da temperatura
Ambos têm a mesma dureza
Cobre
Vidro
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