UNDERSTANDING
STRUCTURES AND MECHANISMS
Dear Parents,
For the past
several weeks, we have been studying simple machines in science. As part of this
unit, students discovered; movement is a change in position of an
object, simple
machines help objects to move, mechanisms are made up of one or more simple
machines, simple machines and mechanisms make life easier and more enjoyable
for humans.
To solidify your child’s learning,
he/she is asked to create a new machine
whose job will be to complete an everyday task. This is a at home project. Please let the final
product be your child’s own work.
Your child can build their own machine out of different materials you have in your home. Your child must include at least 3 different types of simple machines in his/her design. Your child will need to record or write down the order of steps of your machine from start to finish.
Example:
When you slip on ice, your
foot kicks paddle (A), lowering finger (B), snapping turtle (C) extends neck to
bite finger, opening ice tongs (D) and dropping pillow (E), thus allowing you
to fall on something soft.
If your child is looking for
inspiration, he/she can search Simple Machine Project on YouTube. This project is due Wednesday, November 13th.
Students will be presenting their machines to different members of our
Castlefrank community.
Simple Machines we have studied are;
ü Screw (vis)
ü Wedge (coin)
ü Lever (levier)
ü Wheel (roue)
ü Pulley (poulie)
The students are very excited about
this project and I am eager to see what their creative minds can produce.
Sincerely,
Mme Marie-Christine
Criteria
|
Level
4
|
Level
3
|
Level
2
|
Level
1
|
Understanding
of simple machines
(Different types of simple machines (levers, pulleys,
inclined planes, screws, wedges, and wheel and axles))
|
demonstrates thorough understanding of simple machines
|
demonstrates considerable understanding of simple
machines
|
demonstrates some understanding of simple
machines
|
demonstrates limited understanding of simple
machines
|
Transfer of
knowledge
and skills (concepts (simple
machines) and processes (creating a machine help to move objects)
to unfamiliar contexts
|
transfers knowledge and skills to unfamiliar
contexts with a high degree of effectiveness
|
transfers knowledge and skills to unfamiliar
contexts with considerable effectiveness
|
transfers knowledge and skills to unfamiliar
contexts with some effectiveness
|
Transfers knowledge and skills to unfamiliar
contexts with limited effectiveness
|
Use of
conventions, vocabulary, and terminology of the discipline in oral, visual,
and/or written forms
(levers, pulleys, inclined planes, screws, wedges,
wheel, axles, lift, push,weight etc)
|
uses conventions, vocabulary, and terminology of
the discipline with a high degree of effectiveness
|
uses conventions, vocabulary, and terminology of
the discipline with considerable effectiveness
|
uses conventions, vocabulary, and terminology of
the discipline with some effectiveness
|
uses conventions, vocabulary, and terminology of
the discipline with limited effectiveness
|
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