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Questions and Answers

What are buses and trains made of, according to Ba?

Iron and aluminum (correct)
Bricks and stones
Wood and plastic
Concrete and glass

Where are various metals extracted from?

Underground water sources
Atmospheric air
Minerals embedded in the rocks (correct)
Volcanic eruptions

What are railway lines and roads made from?

Minerals (correct)
Natural fibers
Plastic and rubber
Synthetic materials

What resources do cars, buses, trains, and airplanes run on?

Power resources derived from the earth (D) Signup and view all the answers

What do human beings use minerals for in all stages of development?

Livelihood, decoration, festivities, religious and ceremonial rites (A) Signup and view all the answers

What are some items used in households that are made of metals?

Some items used in households that are made of metals include utensils, cutlery, appliances, fixtures, and furniture. Signup and view all the answers

Where do the metals used in households come from?

The metals used in households are extracted from minerals found in the earth's crust and then refined for use. Signup and view all the answers

How are buses and trains different from traditional houses?

Buses and trains are made of metals like iron and aluminum, are driven by engines, and require energy to operate, unlike traditional houses made of bricks and stones. Signup and view all the answers

Why are minerals considered an indispensable part of human life?

Minerals are considered indispensable as they are used in almost everything humans use, from everyday items to infrastructure, transportation, and power resources. Signup and view all the answers

How have human beings used minerals throughout history?

Human beings have used minerals for their livelihood, decoration, infrastructure, transportation, power resources, as well as in festivities, religious, and ceremonial rites throughout history. Signup and view all the answers