Description
Readers learn how this simple machine makes it easier to move things to different levels. They learn how flatter slopes use less effort than steeper slopes. By the end of the book, readers know the difference between complex and simple machines and how inclined planes are used in everyday life to make lifting and lowering objects easier.
Book Details
Format
Kindle
Pages
24 pages
Language
English
Published
Jan 1, 2014
Publisher
The Child's World
Editions
2 editions
ISBN-10
1631431293
ISBN-13
9781631431296