Physics, 16.02.2021 21:20 PBWaffles4864
7. Responde à seguinte questão.
Numa atividade laboratorial, mediu-se o peso de uma esfera metálica maciça, tendo-se obtido o
valor de 8,5 N. De seguida, mergulhou-se a esfera num líquido e observou-se que o valor lido
no dinamómetro era diferente.
Sabendo que o valor da impulsão sofrida pela esfera no líquido foi 1,3 N, qual terá sido o valor
marcado no dinamómetro quando a esfera se encontrava totalmente mergulhada.
Answers: 2
Physics, 22.06.2019 09:00
Inside of a windmill or a dam is a that is used to transform one type of energy into electrical energy. a. motor b. generator c. transformer d. power pack
Answers: 2
Physics, 22.06.2019 10:00
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
Answers: 3
Physics, 22.06.2019 15:30
Ineed ! using proper grammar, spelling, and punctuation, write at least one 5 sentence paragraph describing 3 ways we use the elements of the electromagnetic spectrum (ems) in our everyday lives.
Answers: 1
Physics, 22.06.2019 23:50
Which property is expressed in distance units? o a. period o b. wavelength o c. speed o d. frequency
Answers: 2
7. Responde à seguinte questão.
Numa atividade laboratorial, mediu-se o peso de uma esfera metálica...
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