PPT: The Machine Age | Social Studies for Class 5 PDF Download

 Page 1


THE 
MACHINE AGE
Page 2


THE 
MACHINE AGE
INTRODUCTION TO
MACHINES
Machines simplify or replace human or
animal effort for physical tasks.
Simple machines include the lever,
wedge, wheel, pulley, and screw.
Page 3


THE 
MACHINE AGE
INTRODUCTION TO
MACHINES
Machines simplify or replace human or
animal effort for physical tasks.
Simple machines include the lever,
wedge, wheel, pulley, and screw.
HISTORICAL EVOLUTION
OF MACHINES
Early Tools: Tools like hammers, axes, and
spears were made from wood, stone, and
bones.
Significance of the Wheel: The invention
of the wheel revolutionized transportation
and machinery.
Utilization of Metals: Copper and iron
were used for making utensils and tool
heads, advancing tool-making capabilities.
Page 4


THE 
MACHINE AGE
INTRODUCTION TO
MACHINES
Machines simplify or replace human or
animal effort for physical tasks.
Simple machines include the lever,
wedge, wheel, pulley, and screw.
HISTORICAL EVOLUTION
OF MACHINES
Early Tools: Tools like hammers, axes, and
spears were made from wood, stone, and
bones.
Significance of the Wheel: The invention
of the wheel revolutionized transportation
and machinery.
Utilization of Metals: Copper and iron
were used for making utensils and tool
heads, advancing tool-making capabilities.
TRANSITION IN ENERGY
SOURCES
Early Energy Sources: Human, animal, and wind
power were the primary sources of energy.
Introduction of Steam Power: James Watt's
introduction of steam power in 1769 revolutionized
machinery and transportation.
Shift to Petroleum: Petroleum emerged as a
crucial fuel source, replacing coal and powering
various machines.
Page 5


THE 
MACHINE AGE
INTRODUCTION TO
MACHINES
Machines simplify or replace human or
animal effort for physical tasks.
Simple machines include the lever,
wedge, wheel, pulley, and screw.
HISTORICAL EVOLUTION
OF MACHINES
Early Tools: Tools like hammers, axes, and
spears were made from wood, stone, and
bones.
Significance of the Wheel: The invention
of the wheel revolutionized transportation
and machinery.
Utilization of Metals: Copper and iron
were used for making utensils and tool
heads, advancing tool-making capabilities.
TRANSITION IN ENERGY
SOURCES
Early Energy Sources: Human, animal, and wind
power were the primary sources of energy.
Introduction of Steam Power: James Watt's
introduction of steam power in 1769 revolutionized
machinery and transportation.
Shift to Petroleum: Petroleum emerged as a
crucial fuel source, replacing coal and powering
various machines.
IMPACT OF
PETROLEUM
Industrial Applications: Petroleum
products are utilized in various industries,
including transportation, plastics, and
chemicals.
Environmental Concerns: Petroleum
consumption contributes to environmental
issues like greenhouse gas emissions.