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What order do you put your brackets in when performing operations on whole numbers? BODMAS: Brackets of division, multiplication, addition and subtraction.

An exploration of how the area under a force vs. position graph equals the work done by the force and solves some sample problems.

In this lesson you will learn about:

• the concept of work
• understand that work is done by an applied force
• the concept of energy
• identify the different types of energy
• the concept of power

Outcomes

In this unit you will learn about:

• the concept of work
• understand that work is done by an applied force
• the concept of energy
• identify the different types of energy
• the concept of power

What exactly is energy? How can changes in force, energy, and simple machines move objects like roller coaster cars? How can machines help us do work? In this chapter, you will discover the answer to this question and many more, as you learn about work, energy, and simple machines.

An exploration through some example problems on the concept of work.

Worked examples finding displacement and distance from position-time graphs.