Calor y enérgia: que es la enérgia

The video explains how energy is used in carpentry, defining energy as the ability to perform work or cause changes. It illustrates energy's role in moving objects, like hitting a ball or driving a nail, and in causing changes, such as melting ice due to heat.

Which of the following activities does NOT involve the use of energy?

• Hammering a nail

• Using a power saw

• Reading a book

• Drilling through wood

What is energy primarily defined as in the context of work?

• The ability to create matter

• The ability to perform work or cause changes

• The ability to generate heat

• The ability to produce sound

When you hit a ball with a racket, what is being transferred?

• Energy

• Light

• Color

• Sound

What happens to energy during a job?

• It is created

• It disappears

• It is transferred from one object to another

• It remains constant

Which of the following is an example of energy causing a change?

• A book being placed on a shelf

• A tree growing taller

• Ice melting due to heat

• A car stopping at a red light