Question 1

What makes soap bubble?

Accepted Answer

Soap bubbles form because soap makes a thin layer that traps air inside. When you blow, the air gets inside and stretches the layer into a bubble.

Question 2

Why does bleach clean stains?

Accepted Answer

Bleach breaks down the color molecules in stains, making them disappear. It's like erasing a picture by removing the colors.

Question 3

How does baking soda clean things?

Accepted Answer

Baking soda works like a gentle scrub to remove dirt. It can also react with acids to fizz and lift away grime.

Question 4

Why does vinegar smell sour?

Accepted Answer

Vinegar smells sour because it has a special acid called acetic acid. This acid is kind of like lemon juice, which is also sour.

Question 5

What makes toothpaste foamy?

Accepted Answer

Toothpaste foams because it has soap-like ingredients that make bubbles as you brush. The bubbles help spread the paste around your mouth.

Question 6

How does dish soap cut grease?

Accepted Answer

Dish soap has special ingredients that can stick to both water and fat. This allows the water to wash away the greasy stuff on dishes.

Question 7

Why do lemons taste sour?

Accepted Answer

Lemons taste sour because they are full of citric acid. This acid hits our taste buds and makes us pucker up!

Question 8

What makes soda fizzy?

Accepted Answer

Soda is fizzy because it has carbon dioxide gas dissolved in it. When you open the bottle, the gas escapes and makes bubbles.

Question 9

How does salt melt ice?

Accepted Answer

Salt melts ice by lowering the freezing point of water. This means ice turns to water even when it's really cold.

Question 10

Why does perfume smell nice?

Accepted Answer

Perfume smells nice because it has tiny molecules that float in the air. These molecules reach our nose and we smell the lovely scents.

Question 11

How does shampoo clean hair?

Accepted Answer

Shampoo has ingredients that mix with water and oil. This helps wash away grease and dirt from your hair.

Question 12

What makes batteries work?

Accepted Answer

Batteries store energy using chemicals that produce electricity when connected. It's like a tiny power plant in your toys.

Question 13

How does deodorant stop sweat smell?

Accepted Answer

Deodorant works by killing bacteria that cause the smell. Some also have ingredients that keep you dry.

Question 14

Why does sugar dissolve in water?

Accepted Answer

Sugar dissolves in water because the water molecules pull apart the sugar molecules. This is why your sweet drink tastes good!

Question 15

What makes candles burn?

Accepted Answer

Candles burn because the heat from the flame melts the wax, which then turns into gas and keeps the flame going.

Question 16

Why does metal rust?

Accepted Answer

Metal rusts when it gets wet and reacts with oxygen in the air. It's like the metal's way of breaking down with time.

Question 17

How do glasses see rainbows in sunlight?

Accepted Answer

Some glasses can make rainbows because they bend the light into different colors. It's like a mini prism on your table!

Question 18

Why does glue stick things together?

Accepted Answer

Glue sticks because it can fill tiny spaces between objects. When it dries, it hardens and holds everything in place.

Question 19

How does laundry detergent clean clothes?

Accepted Answer

Laundry detergent has chemicals that grab onto dirt. When water rinses the clothes, the dirt gets washed away.

Question 20

Why does food go bad?

Accepted Answer

Food goes bad because tiny things called bacteria and mold eat it. They change the smell, taste, and color as they grow.

The Chemistry Behind Common Household Products - 20 FAQs Explained Simply