What is the only material that can be in different phase of matter

Which of the following materials is an example of malleability?  

Which material does not belong in the group?
car, diamond, milk, cellphone

What is the hardest material in Earth?

What is the property of solid materials to be stretched when pressure is applied on them.  

What is the ability of matter that can be pressed, hammered, or turn into thin sheets without breaking?

Gold and bottle caps can be hammered into flat sheets and this property is called __________________.

Which state of matter has a closed-compact molecules?

What is the most fundamental unit of matter?

What is the group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction

Matter is anything that has mass and takes up space.

It copies the shape of container. It does not have a definite shape.

Which state of matter has low and completely fill their container, because their particles can move quickly in all directions.

Which states of matter can be compressed, because their particles are far apart and have space to move into.

What state of matter does a definite volume and does not lose its shape?

Bridges are made of steel and iron which is a solid. What characteristic of steel and iron have?

It is the property of solid materials to be stretched when pressure is applied on them.

Does air have weight?