What Is the Minimum Energy Needed to Change the Speed

question 23

Multiple Choice

What is the minimum energy needed to change the speed of a 1600-kg sport utility vehicle from 15.0 m/s to 40.0 m/s?

• A) 1.10 MJ
• B) 40.0 kJ
• C) 10.0 kJ
• D) 0.960 MJ
• E) 20.0 kJ

Identify the ways companies replicate popular social media platforms internally to enhance communication and collaboration.

Appreciate how businesses use social networking sites for connecting with customers, sharing news, and fostering idea exchanges.

Understand the elements of effective digital communication, including content creation for blogs.

Explain the concept of crowdsourcing and its benefits in collaborative online communities.

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Definitions:

Pendulum Period

The time it takes for a pendulum to complete one full swing back and forth, depending on its length and the acceleration due to gravity.

Complete Cycle

A full sequence of events or stages that returns to the starting point.

Radical Equation

An equation in which the variable is contained inside a radical symbol or has a rational exponent.

Fourth Root

The number that when multiplied by itself three times equals the original number.