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> Science - 2002
> Third Grade

Standards:: V: Students will understand that the sun is the main source of heat and light for things living on Earth. They will also understand that the motion of rubbing objects together may produce heat

Objectives:

1: Provide evidence showing that the sun is the source of heat and light for Earth
2: Demonstrate that mechanical and electrical machines produce heat and sometimes light
3: Demonstrate that heat may be produced when objects are rubbed against one another