8TH MATTER AROUND US

NAME

1. The liquid metal used in thermometers is

• a) copper
• b) mercury
• c) silver
• d) gold

2. The pictorial symbol for water given by the alchemists was

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3. Which one of the following element name is not derived from planet?

• a) Plutonium
• b) Neptunium
• c) Uranium
• d) Mercury

4. Symbol of mercury is

• a) Ag
• b) Hg
• c) Au
• d) Pb

5. A form of non-metal which has high ductility is

• a) nitrogen
• b) oxygen
• c) chlorine
• d) carbon

6. The property which allows the metals to be hammered into their sheets is ___________

• a) ductility
• b) malleability
• c) conductivity
• d) shining strength

7. The non-metal which conducts electric current is

• a) carbon
• b) oxygen
• c) aluminium
• d) sulphur

8. Pencil lead contains

• a) graphite
• b) diamond
• c) aluminium
• d) sulphur

9. Identify the state of matter based on the arrangement of the molecules

• a) A - Gas, B - Solid, C – Liquid
• b) A - Liquid, B - Solid, C - Gas
• c) A - Gas, B - Solid, C – Liquid
• d) A - Liquid, B - Gas, C - Solid