Work, Power, Energy - Conceptual and Solving 2025

Front

What is the formula for kinetic energy?

Back

Front

As a ball rises in the air and reaches its highest point, most of the kinetic energy has been-

Back

transformed into potential energy.

Front

Energy stored in food, fuel, or batteries is an example of what type of potential energy?

Back

chemical potential energy.

Front

The Law of _______________ of energy states that energy cannot be created or destroyed.

Back

Conservation.

Front

At which point(s) on the roller coaster is the gravitational potential energy at its maximum?

Back

Point A.

Front

What is the formula for gravitational potential energy?

Back

Front

What is the relationship between work and energy?

Back

Work done on an object is equal to the change in its energy.

Front

Define power in terms of work and time.

Back

Front

What is the unit of energy in the International System of Units (SI)?

Back

The Joule (J).

Front

What is the principle of conservation of mechanical energy?

Back

In a closed system, the total mechanical energy (kinetic + potential) remains constant if only conservative forces are acting.