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Q: Why are some materials hard and others soft?
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Related questions

What hard or soft materials would be best for a room where you watch TV or listen to music?

Some soft cushions may help make you comfortable.


What are some examples of soft brittle hard materials?

iron and copper are hard materials .


Why are some metals such as sodium is soft while other are hard?

Some metals, such as sodium and potassium, are rather soft, while others, such as diamond, are very hard and can easily scratch other substances.


What is the best material for a wrist splint?

A wrist splint is used to stabilize or immobilize the wrist joint. The materials used for a wrist splint vary; some are quite hard such as a plastic splint, while others are quite soft such as an aluminum splint.


Is metal a hard substance?

No. Some metals are hard, but some are soft.


Does fish have a hard or soft outer covering?

This depends on the species. Some fish have a harder coating over themselves than others.


Why do some plants have soft stems and others have woody stems?

soft stem is called a herbaceous stem which is thin and flexible and woody plants are hard and thick


Is wood soft?

some wood can be soft but most wood is hard


Why are snake eggs soft?

Snake eggs are soft not hard.It is as soft as leather.


What is the difference between hard and soft window treatments?

Hard and soft window treatments are mainly different in the appearance that they provide to your room. Some people choose a soft window treatment to give their room a warm, cozy feeling, while others prefer a hard window treatment to give a slicker, edgier appearance to their decor.


Different types of wood?

There are two types of wood soft and hard. Some species include: Pine(soft), Balsa(soft), Bass(soft), Oak(hard), Walnut(hard), Cherry(hard) Some different ways to cut these woods include: Rift, Quarter and Flat


Why do some people have soft water in their taps and some people have hard water?

It depends on the source of the water. Some regions have a lot of minerals and sediment. Others are largely setiment free.