Practice - Types of Energy Changes
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
Define exothermic reaction.
💡 Hint: Think about what happens during combustion.
What does an endothermic reaction do?
💡 Hint: Consider how plants use light.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is an exothermic reaction?
💡 Hint: Think about combustion.
Is the process of photosynthesis exothermic?
💡 Hint: Consider the energy needed for plant growth.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
A reaction transitions from 120 kJ of energy to 90 kJ. Is this reaction exothermic or endothermic? Justify your answer.
💡 Hint: What do you know about energy changes in reactions?
If a process absorbs 200 kJ during the reaction and releases 100 kJ at the end, what is the net energy change?
💡 Hint: What do you do with absorbed and released energy?
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.