5 Questions
What concept helps us understand and interpret many natural phenomena?
Work
Why do some engines require fuel like petrol and diesel?
To provide energy for working
Where does the energy for life processes come from?
Food
What do animals need energy for?
To perform strenuous activities
What do living beings and machines both require?
Food
This chapter discusses the concept of 'work' in relation to energy, power, and natural phenomena. It also explores how work is essential for the survival of living beings and their basic life processes.
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