Understanding Machines and Computers

The video tutorial introduces various machines and their uses, distinguishing between natural and human-made objects. It explains the characteristics of computers as smart machines and describes different types of computers, including desktops, laptops, tablets, and smartphones. The video concludes with a recap of the key points discussed.

What is the primary function of a washing machine?

• To make juice

• To iron clothes

• To wash clothes

• To dry clothes

Which machine is used to make fruit juice?

• Washing machine

• Iron

• Juicer

• Refrigerator

What is the main use of a school bus?

• To make juice

• To wash clothes

• To pick and drop students

• To show time

Which of the following is a natural object?

• House

• Sun

• Chair

• Table

What is the primary use of a refrigerator?

• To iron clothes

• To make juice

• To keep food and drinks cool

• To wash clothes

Which machine works on electricity?

• Car

• Airplane

• Television

• Tricycle

Why is a computer considered a smart machine?

• It works faster than humans

• It is heavy

• It gets tired easily

• It makes mistakes

Which type of computer is known for being portable and light in weight?

• Desktop computer

• Laptop

• Tablet

• Smartphone

What is a unique feature of a tablet?

• It is heavy

• It has a touch screen

• It cannot be carried easily

• It works on fuel

Which type of computer can be used to make calls and send messages?

• Smartphone

• Tablet

• Laptop

• Desktop computer