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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
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the SI unit of force?
💡 Hint: Think of the standard unit of measurement for force.
Question 2
Easy
Can you name one type of contact force?
💡 Hint: What forces require a physical connection?
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 definition of force?
- A push or pull
- A state of rest
- A type of energy
💡 Hint: Think about what can change the motion of an object.
Question 2
True or False: Torque is calculated as Force divided by distance.
- True
- False
💡 Hint: Remember how torque relates to force and pivot points.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A seesaw with a 25 kg child on one end is balanced with a 30 kg child sitting 3 meters away from the pivot. How far from the pivot must the 25 kg child sit to keep the seesaw level?
💡 Hint: Keep the moments on both sides balanced.
Question 2
A ladder rests against a wall making an angle of 60 degrees with the ground. If the ladder's CG is 2 meters from the bottom, find the force acting on the ladder at both ends if the ladder weighs 100 N.
💡 Hint: Consider moments about one end of the ladder to determine the force at the other.
Challenge and get performance evaluation