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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is potential energy?
💡 Hint: Think about how energy is stored.
Question 2
Easy
What formula is used to calculate gravitational potential energy?
💡 Hint: Remember the variables associated with height and mass.
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 potential energy?
- Stored energy
- Kinetic energy
- Thermal energy
💡 Hint: Think about energy that remains until acted on.
Question 2
Is gravitational potential energy dependent on the path taken?
- True
- False
💡 Hint: Recall the definition of conservative forces.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A roller coaster car has a mass of 500 kg. If it reaches the top of a hill that's 30 m high, calculate the gravitational potential energy at that height. What will its kinetic energy be when it descends to ground level?
💡 Hint: Use gravitational potential energy formulas.
Question 2
A spring with a spring constant of 1000 N/m is compressed by 0.1 m. Calculate the potential energy stored in the spring and the energy if it were to be released.
💡 Hint: Remember to use the formula for elastic potential energy.
Challenge and get performance evaluation