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 skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
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 related to the topic.
Question 1
Easy
What is nano-silica?
💡 Hint: Think about what silica is in general and how the nano form differs.
Question 2
Easy
Name a benefit of using carbon nanotubes in concrete.
💡 Hint: Consider how these components affect overall strength.
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 one benefit of using nano-silica in concrete?
- Increased size
- Lower cost
- Enhanced strength
💡 Hint: Focus on the material’s effect on strength.
Question 2
True or False: Carbon nanotubes can improve the tensile strength of concrete.
- True
- False
💡 Hint: Consider the properties of nanotubes.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Consider a construction project that potentially implements nanomaterials in its mixes. What factors must be analyzed before deciding to use these materials?
💡 Hint: Think about economic and functional considerations in construction.
Question 2
If the performance of concrete with nanomaterials is significantly superior, how can we justify the increased costs?
💡 Hint: Consider life-cycle costs vs. initial investment.
Challenge and get performance evaluation