NSCM QUIZ BEE 2025 - Science of Materials

What is the smallest particle of an element that retains its properties?

• Atom

• Cell

• Molecule

• Proton

Which metal is widely used for electrical wires because it conducts electricity well?

• Copper

• Iron

• Aluminum

• Silver

Glass is mainly made from which raw material?

• Silica

• Clay

• Limestone

• Carbon

Which state of matter has definite shape and definite volume?

• Solid

• Liquid

• Gas

• Plasma

Which lightweight but strong metal is commonly used in making airplanes?

• Aluminum

• Lead

• Zinc

• Nickel

The ability of a metal to be stretched into wires is called:

• Hardness

• Ductility

• Malleability

• Elasticity

Which type of chemical bond involves the sharing of electrons between atoms?

• Metallic

• Ionic

• Covalent

• Hydrogen

Stainless steel is mostly made up of iron, carbon, and which other element that prevents rusting?

• Tin

• Zinc

• Chromium

• Nickel

Why is plastic classified as a polymer?

• Natural rock

• Repeating units

• Single atom

• Pure metal

Which material is commonly used in making solar panels because it is a semiconductor?

• Copper

• Aluminum

• Iron

• Silicon