Assessment Key to answer on page 1 Draw thumbs up if the statements is true and thumbs down if it is false 1. Water and oil can be separated by sieving. 2. Solid materials larger than the holes of the sieve can pass through. 3 Solid materials smaller than the holes of the sieve can pass through. 4. Sand and gravel can be separated by the use of magnets, 5. Magnets are used in some factories to run engines. 6. To separate marbles from the rusty nails we have to use a sieve, 7. A bar of magnet is used to separate the iron fillings from the sand, 8. Com and casava flour can be separated by sieving. 9. Powdered milk and cornstarch can also be separated through sieving 10. A magnet attracts aluminum and stainless materials​