
Máquinas Simples
Authored by ariane vieira
Science
7th Grade
Used 2+ times

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8 questions
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1.
OPEN ENDED QUESTION
45 sec • Ungraded
Еm nоѕѕо dіа-а-dіа, vіvеmоѕ сеrсаdоѕ dе máquіnаѕ. É muіtо соmum nоѕ dераrаrmоѕ соm máquіnаѕ dе tоdоѕ оѕ tіроѕ, dеѕdе аѕ mаіѕ ѕіmрlеѕ аté аѕ mаіѕ соmрlехаѕ. Escreva em poucas palavras, o que é uma máquina simples e quais vantagens a sua utilização oferece?
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2.
OPEN ENDED QUESTION
1 min • Ungraded
As máquinas simples fizeram parte do cotidiano humano ao longo dos períodos históricos? Justifique.
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3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
São exemplos de máquinas simples, exceto:
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em uma máquina simples como a alavanca, temos três componentes básicos. A força resistente é:
a força aplicada
o ponto fixo
a força que o objeto oferece
nenhuma das opções
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A pinça e os pegadores de alimentos possuem seu ponto de apoio em uma das extremidades e a força potente é aplicada entre o ponto fixo e a força resistente. Eles são exemplos de alavancas:
Interpotente
Interfixa
Inter-resistente
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
As imagens abaixo são exemplos de planos inclinados, exceto:
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quais das imagens apresenta uma alavanca inter-resistente?
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