La energía mecánica

What is the primary focus of the video tutorial?

• Nuclear energy and its societal impact

• Kinetic and potential energy and their relation to mechanical energy

• Electrical energy and its applications

• Chemical energy and its transformations

Which of the following is an example of kinetic energy?

• A charged battery

• A stone held at a height

• A compressed spring

• Wind turning the blades of a mill

What type of potential energy is most commonly associated with height?

• Elastic potential energy

• Gravitational potential energy

• Chemical potential energy

• Electrical potential energy

How does potential energy transform as a stone is released from a height?

• It transforms into electrical energy

• It transforms into kinetic energy

• It transforms into thermal energy

• It remains constant

What happens to the kinetic energy of a stone as it is thrown upwards?

• It transforms into thermal energy

• It remains constant

• It decreases as the stone rises

• It increases as the stone rises

What principle states that energy is neither created nor destroyed?

• Newton's First Law

• Law of Thermodynamics

• Principle of Energy Transformation

• Conservation of Energy

Which forces are known to conserve mechanical energy?

• Magnetic forces

• Non-conservative forces

• Conservative forces

• Friction forces