Exercise
Form 1: Basic Definitions & Energy Changes
In this engaging exercise, students will explore fundamental definitions related to energy forms, transformations, and conservation through hands-on activities and real-world applications, all while discovering how energy changes impact our daily lives. Get ready to spark curiosity and ignite a passion for science as you learn the essential concepts of energy!
Questions
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MultiChoice
What type of chemical reaction releases energy into the surroundings?
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MultiChoice
What type of chemical reaction absorbs energy from the surroundings?
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MultiChoice
In an exothermic reaction, what happens to the internal chemical energy of the system?
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MultiChoice
In an endothermic reaction, what happens to the internal chemical energy of the system?
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MultiChoice
Which Greek prefix used in chemistry means 'out' or 'outside'?
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MultiChoice
Which Greek prefix used in chemistry means 'in' or 'inside'?
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MultiChoice
What form of energy is most commonly released or absorbed during chemical reactions?
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MultiChoice
When heat flows from the chemical system to the surroundings, the process is classified as:
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MultiChoice
When heat flows from the surroundings into the chemical system, the process is classified as:
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MultiChoice
The law of conservation of energy states that in any process, energy:
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MultiChoice
In a laboratory reaction, what defines 'the system'?
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MultiChoice
In a laboratory reaction, what defines 'the surroundings'?