FORMS OF ENERGY

Question 1

Definition of Energy?

Answer 1

Energy is the ability to do work or produce change. It’s exist in various forms and can be converted from one form to another.

Question 2

Forms of Energy and explain with examples

Answer 2

Mechanical Energy : is the energy associated with the motion and position of an object .eg. kinetic energy.(of motion), Potential energy (of position)

Chemical: Energy stored in the bonds of chemical compounds. Energy stored in food,batteries.

• Electrical Energy:
• Definition: Energy associated with the movement of electrons through a conductor.
• Examples: Electricity from batteries, power lines, electrical devices.
•
Light (Radiant) Energy:
• Definition: Energy that can be seen and sensed as light.
• Examples: Sunlight, light bulbs, lasers.
•
Nuclear Energy:
• Definition: Energy stored in the nucleus of an atom.
• Examples: Energy released in nuclear reactions (fission, fusion).
•
Sound Energy:
• Definition: Energy produced by vibrations that travel through a medium (such as air, water, or solids).
• Examples: Sound waves from musical instruments, voices, speakers.

Question 3

Definition of Energy Transformation:

Answer 3

Definition: Energy transformation is the process of changing one form of energy into another form.

Question 4

Provide some common energy transformations

Answer 4

Electrical to Light: Example - Light bulbs convert electrical energy into light energy.

Solar to Electrical: Example - Solar panels convert sunlight (solar energy) into electrical energy.

Kinetic to Potential: Example - Lifting an object against gravity converts kinetic energy into potential energy.