
pressão atmosférica
Authored by Ranieli Rufo Da Silva
Physics
2nd Grade
Used 10+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quando uma vela é acesa em um recipiente fechado,o oxigênio dentro do recipiente é consumido pela vela
verdadeiro
falso
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
se o recipiente for grande o suficiente,a vela nunca se apagará ,pois o oxigênio nunca acabará
verdadeiro
falso
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
no experimento,a vela acessa faz com que o volume de ar no recipiente aumente ,causando a subida da água
verdadeiro
falso
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a reação que ocorre dentro do recipiente pode ser chamando de combustão,pois a vela queima em presença do oxigênio ,liberando energia
verdadeiro
falso
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
o ar dentro do recipiente se expande quando a vela está acesa,aumentando a pressão interna do recipiente
verdadeiro
falso
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
quando a vela se apaga ,a água sobe porque oxigênio foi consumido o ar se condensa ,criando um vácuo parcial no interior do recipiente
verdadeiro
falso
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
o aumento do nível da água no recipiente ocorre porque a pressão interna do recipiente aumenta quando a vela está acesa
verdadeiro
falso
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