Question 1

How does a toaster work?

Accepted Answer

A toaster heats up little wires inside. When you put bread in, the wires get hot and cook the bread until it turns into toast.

Question 2

Why do phones have screens?

Accepted Answer

Phones have screens so we can see pictures, play games, and communicate. The screen shows us what the phone is doing, like a small TV you can carry.

Question 3

Why does a clock tick?

Accepted Answer

A clock ticks because it has small parts inside that move. Each tick is like a tiny step forward; it helps keep the time right.

Question 4

What makes a flashlight light up?

Accepted Answer

A flashlight lights up when you turn it on because it has batteries that give power to a bulb. The bulb then glows and makes light so you can see in the dark.

Question 5

How do headphones let you hear music?

Accepted Answer

Headphones take sound from your music player and use tiny speakers on each side. These speakers play sound really close to your ears.

Question 6

Why do computers have a mouse?

Accepted Answer

A computer has a mouse to help us move around the screen. It's like your finger, but for the computer, allowing you to click and open things.

Question 7

What does a microwave do to heat food?

Accepted Answer

A microwave uses waves to make the water inside food move quickly, which heats it up. It's like shaking things up until they get hot.

Question 8

How does a remote control change the TV channel?

Accepted Answer

A remote control sends an invisible signal to your TV when you press a button. The TV understands this signal and changes the channel.

Question 9

Why do we use a calculator?

Accepted Answer

We use a calculator to quickly do math, like adding, subtracting, multiplying, and dividing. It helps answer tricky math problems faster.

Question 10

What makes an electric fan spin?

Accepted Answer

An electric fan spins because electricity powers a little motor inside. The motor turns the fan blades around and around to make a breeze.

Question 11

How does a camera take pictures?

Accepted Answer

A camera takes pictures by letting light through a lens and onto a sensor. This sensor captures the light and turns it into a picture.

Question 12

Why do laptops fold?

Accepted Answer

Laptops fold so they can be portable and easy to carry. You can close it like a book, which keeps the screen and keyboard safe.

Question 13

How does a GPS know where we are?

Accepted Answer

A GPS tells where we are by talking to satellites in the sky. These satellites send signals that help the GPS know your exact location.

Question 14

What does a blender do?

Accepted Answer

A blender mixes things up by using sharp blades that spin very fast. It can turn fruits and vegetables into smoothies or make soups smooth.

Question 15

Why does a printer use paper?

Accepted Answer

A printer uses paper to show what you're printing, like a picture or a document. The machine puts ink onto the paper, so we have a hard copy.

Question 16

What is an alarm clock for?

Accepted Answer

An alarm clock helps wake you up or remind you of something. It makes a loud noise at the time you set, so you don't forget important things.

Question 17

How does a washing machine clean clothes?

Accepted Answer

A washing machine cleans clothes by spinning them with water and soap. The spinning mixes the soap in, which helps get rid of dirt.

Question 18

What makes a light bulb glow?

Accepted Answer

A light bulb glows when electricity flows through it. Inside the bulb, there's a tiny wire that lights up when it's powered, making light for us.

Question 19

Why do speakers make sound?

Accepted Answer

Speakers make sound by using electricity to move parts inside them. These movements push air to create sound waves, which we hear as music or voices.

Question 20

How do electric toothbrushes clean your teeth?

Accepted Answer

Electric toothbrushes clean teeth by using a motor to move the bristles very fast. This helps scrub and remove plaque from your teeth better.

The Design and Functionality of Everyday Gadgets - 20 FAQs Explained Simply