โฆษณา | ใช้งานแบบไม่มีโฆษณา
Member for
5 years
Age: 12+
Level: 10
Language: English
(en)
ไอดี: 674245
29/01/2021
Country code: CA
Country: Canada
Other contents:
Energy efficiency, energy transfer, energy transformation
From worksheet author:
Simple questions to test students on energy transfer vs. transformation, energy efficiency, and law of conservation of energy
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