Test your understanding of ratios by interpreting three-wheel gear systems where the wheels have different numbers of teeth. For example, how many rotations does a 10-tooth gear wheel make when driven by two driver wheels having 20 and 10 teeth? Also, choose a combination of three gear wheels to achieve a required number of rotations of a specified wheel. This assessment object is one in a series of two objects.
Objective
Students complete a factual exposition to suit the social context, audience and purpose.
Students revise a factual exposition to improve language choice and usage.
Students choose opinion adjectives and adverbs to support an evaluative stance.
Students interpret technical language.
Curriculum Information
Education Type
K to 12
Grade Level
Grade 7, Grade 8, Grade 9
Learning Area
Mathematics
Content/Topic
Numbers and Number Sense
Measurement
Intended Users
Educators, Learners, Students
Competencies
Copyright Information
Copyright
Yes
Copyright Owner
Education Services Australia
Conditions of Use
Use, Copy
Technical Information
File Size
0 bytes
File Type
application/x-rar
Software/Plug-in Requirements
Adobe Flash Player - http://get.adobe.com/flashplayer/
