A simple chemical battery consists of an anode, which supplies the electrons, a cathode which accepts the electrons, and an electrolyte solution containing ions.
Indicate whether the statement is true or false.
Question 2The heat of combustion is the energy given off when a substance is burned in the presence of oxygen.
Indicate whether the statement is true or false.
Question 3In chemistry, the opposite of an oxidation reaction is hydrolysis.
Indicate whether the statement is true or false.
Question 4The kind of chemical reaction in which heat is absorbed from the environment is known as endothermic.
Indicate whether the statement is true or false.
Question 5When two or more substances are mixed, the resulting chemical reaction always gives off heat.
Indicate whether the statement is true or false.
Question 6The form of energy that travels at the speed of light is called _______________.
Fill in the blank(s) with the appropriate word(s).
Question 7The speed at which electromagnetic waves travel is known as the _______________.
Fill in the blank(s) with the appropriate word(s).
Question 8_______________ is the study of the movement of heat and energy within the universe.
Fill in the blank(s) with the appropriate word(s).
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