Activity 2 - Select Me! A. filtration B. sieving C. using a magnet D. decantation a E. evaporation Directions: Choose the best technique that can be used to separate the substances or materials in each mixture. Write the letter of your answer on the space before the number, 1. Cornstarch and water 2. Iron and sulfur 3. Rice grains and stones 4. Pebbles and soil 5. Muddy water 6. Ground pepper and water 7. Flour and coarsely ground corn_ 8. Needles in a box of beads a 9. Sesame seeds in soy sauce 10. Pebbles and iron nails 11. Fine sand from rocks 12. Sand from water 13. Gravel and sand 14. Salt and iron filings 15. Pins from assorted buttons 16. Coconut oil from coconut milk 17. Sand and pebbles 18. Pasta from water 19. Sand and thumb tacks 20. Salt solution
pls answer​