Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skillsβperfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
Youβve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take mock test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the First Law of Thermodynamics state?
π‘ Hint: Think about energy changes during a physical or chemical process.
Question 2
Easy
Define exothermic reaction with an example.
π‘ Hint: It's related to burning processes.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the statement of the First Law of Thermodynamics?
- Energy can be created and destroyed.
- Energy can only be transformed.
- Energy cannot change forms.
π‘ Hint: Consider energy's conservation.
Question 2
A process that absorbs heat is called?
- Exothermic
- Endothermic
π‘ Hint: Focus on heat absorption versus release.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
In a closed system, 200 J of heat is added (Q = 200 J) and 50 J of work is done by the system (W = 50 J). What is the change in internal energy?
π‘ Hint: Use the formula carefully to determine energy change.
Question 2
Design an experiment to demonstrate an exothermic reaction. What materials would you use, and what observations would you expect?
π‘ Hint: Use common reactions that are safe and observable.
Challenge and get performance evaluation