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 practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What formula represents work done?
π‘ Hint: Think about how force and direction interact.
Question 2
Easy
What is the SI unit for work?
π‘ Hint: Consider how work, force, and distance relate.
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 does the formula W = F Γ s Γ cos(ΞΈ) represent?
- Work done
- Power
- Energy
π‘ Hint: Consider the relationship between force, displacement, and angle.
Question 2
Energy can be created or destroyed.
- True
- False
π‘ Hint: Think back to the laws governing physical energy.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A ball with a mass of 2 kg rolls down a hill, converting its potential energy to kinetic energy. If it starts from a height of 5m, what will be its speed at the bottom of the hill?
π‘ Hint: Energy conservation means potential energy at top equals kinetic energy at bottom.
Question 2
Calculate the work done if a force of 50 N moves an object 4 meters in the direction of the force.
π‘ Hint: Use the work formula directly with the given values.
Challenge and get performance evaluation