Week 4 Electrostatic Fields
Task 1 Thinking Science Lesson 11 - Balance Beam and Inverse Proportionality
Complete in class
Task 2 - Investigating methods to reduce the force needed to move masses
Terminology - http://learn.uci.edu/oo/getOCWPage.php?
Set up the rule as the lever arm, the mass as the load, the spring balance as the effort and the fulcrum. Investigate how to lift the mass with the smallest effort.
http://learn.uci.edu/oo/getOCWPage.php?course=OC0811004&lesson=006&topic=11&page=21
You may try arranging the fulcrum in the middle of the rule, the load in the middle or the effort in the middle.
Set up the rule as the lever arm, the mass as the load, the spring balance as the effort and the fulcrum. Investigate how to lift the mass with the smallest effort.
http://learn.uci.edu/oo/getOCWPage.php?course=OC0811004&lesson=006&topic=11&page=21
You may try arranging the fulcrum in the middle of the rule, the load in the middle or the effort in the middle.