

Quiz sobre Força de Atrito
Interactive Video
•
Physics
•
6th - 8th Grade
•
Practice Problem
•
Hard
Jennifer Brown
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que é a força de atrito?
Uma força que se opõe ao movimento de objetos
Uma força que ajuda a mover objetos
Uma força que não afeta o movimento
Uma força que só existe no espaço
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o papel do coeficiente de atrito?
Determinar a velocidade de um objeto
Medir a força necessária para levantar um objeto
Determinar a quantidade de atrito entre duas superfícies
Calcular a massa de um objeto
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como a força normal afeta o atrito?
Não tem efeito sobre o atrito
Aumenta o atrito
Elimina o atrito
Diminui o atrito
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Por que a força de atrito é importante para os carros?
Permite que os carros se movam sem escorregar
Reduz o consumo de combustível
Ajuda os carros a flutuar
Aumenta a velocidade dos carros
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que aconteceria se não houvesse atrito?
Os objetos se moveriam mais facilmente
Os objetos ficariam mais pesados
Os carros não conseguiriam parar
As pessoas andariam mais rápido
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