| clue | answer | info |
| sodium chloride is a | |
| all the elements in group 1 are | |
| all the elements in group 7 are | |
| all the elements in group 8 are | |
| electrons have a ...... charge | |
| neutrons have a ...... charge | |
| protons have a ...... charge | |
| coper compounds have a ... colouring | |
| the common name for sodium chloride is | |
| very cold metals can become | |
| A person runs at a speed of 6m/s for 20s. How far does the runner travel? | |
| At what speed does a motorbike travel when it covers 200km in 4 hours? | |