书城教材教辅科学读本(英文原版)(套装1-6册)
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第176章 第三册(1)

Lesson 01

Water-Its Properties

"We have not learned all about water yet, it seems," said Will, as the two boys trudged home from school.

"No," said Fred, "I expect there is plenty more for us to learn, and yet it all seems so simple when teacher leads us to look at the things in the proper way."They had just been promoted again to a higher class, and that day the teacher had given the class the first object lesson of the new course. It was about the properties of water.

Our two boys seemed to have taken a new interest in life and in the things around them from the day they had their first object lesson. They had been through two courses of lessons, and were now about to commence the third.

"What are you so busy with, boys?" said Norah to them after tea.

"We are getting a few things ready for another chat about water," said Fred, "if you would like to join us, Norah.""Oh yes," said she, "I should. But I can"t think what else you can have to say about water. We know that it is a liquid, and that it dissolves things that are put into it, and that-""There, there, wait a minute, little girl," said Will.