Hai dây dẫn dồng chất,điện trở dây thứ nhất bằng 1/6 lần điện trở dây dẫn thứ 2.Tiết diện của dây thứ hai bằng 1/3lần tiết diện thứ nhất a)So sánh chiều dài của hai dây dẫn này
b)Tính chiều dài của mỗi dây, biết tổng của chúng là 49m

How does it change your understanding of the laws to read them as a primary source rather than just a summary of laws?

Arrange the sentences below to form a logical paragraph.an experienced rock climber knows that it takes a combination of knowledge and preparation to perform a successful climb.a successful climb begins with a proper foothold, carefully placing each foot on a ledge or crack then reaching for a solid hold, and finally pushing off.in addition to a proper foothold, a climber must be careful to check the integrity of the rock before stepping because it has to be solid clear through.a veteran climber judges the integrity of the rock and chooses not to climb on conglomerates, packed clay with lots of little rocks.but, such knowledge of rock is not the only preparation a skilled climber needs; equally important is the correct equipment.with these tools, knowledge of rock composition and equipment safety, a climber may experience many safe and enjoyable climbs.

Dentify the reasons that support the claim. check all that apply. claim: students should be required to take at least one online class. learning entirely remotely is one option that many schools offer. online classes provide more flexibility in students’ schedules. everyone enjoys using a computer, so online learning is more fun than traditional learning. one online class should be a mandated part of any school’s curriculum. students learn valuable skills they can apply in online college courses.