Symbols
What is the chemical symbol for Sodium?
Na
What is my first name?
Karen
How many months have 28 days?
All of them
What element has the Symbol Kr?
Krypton
What was my last career before teaching?
archaeologist
If you only had one match and entered a dark cold room where there is: a) an oil lamp b) a kerosene heater c) some kindling wood Which object would you light first?
The match
NaCl is the chemical symbol for what common household item?
Table Salt
What is the difference in terms of volume of a gas and a solid?
Gasses take up the volume of a container, solids have a fixed volume.
What happens to the particles when you cool an object?
They slow down.
How many children do I have?
2
A farmer had 17 sheep, all but 9 die. How many did he have left?
9 - all but 9 die!
Air is made up of the following elements and compounds, Name them all. N2 O2 CO2 H2O Ar
Nitrogen Oxygen Carbon Dioxide Water Argon
What are three properties of a metal?
malleable ductile lustre others
What is Malleability?
The ability to be hammered into a sheet.
What is my favourite sport?
How many of each species did Moses take on the Ark?
None - It was Noah's Ark
What is the symbol for the following elements? Tungsten Platinum Gold Actinium
W Pt Au Ac
What is the difference between a chemical change and a physical change?
New substances are formed in chemical reactions. Physical changes can be reversed.
How old am I?
44
A ladder off the side of a boat has 3 rungs clear of the water. The rungs are 20cm apart and the tide is coming in at 1m an hour. How many rungs would be clear of the water after 30 mins?
3 - the boat floats