Name:
Year: 11
Date:
Subject: Chemistry
Worksheet
Task 1.
Q1.Describe what an exothermic reaction is?
-----------------------------------------------------------------------------------------------------------------------------------------------Task 2
Q2.Draw a table to show the different uses of combustion
fuel
coal
wood
Biofuel like ethanol
Task 3
use
Q3.Write the fuel used in
a)steam engine-------------------------------------------------------------------------------------------------------------------------b)A log burning fire---------------------------------------------------------------------------------------------------------------------Q4.Suggest what the fuel source is for electrical appliances such as TVs and washing machine.
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