Air column: space within the percussion instrument that determines the pitch. Percussion: sounds produced by striking the instrument with a mallet or stick, or striking one instrument against another. 2. Review the process of forming a hypothesis and making a prediction.
Dig short, shallow rows. The rows should be no more than 1/2 inch (1.5 centimeters) deep and spaced 4 inches (10 centimeters) to 6 inches (15 centimeters) apart. 3. Drop the seeds into the rows. Space the seeds approximately 1 inch (25 millimeters) apart in order to allow the onions enough room to grow and mature.
Farming Edit. Players can grow onions at level 5 Farming to gain 9.5 experience points for planting them and 10.5 experience points for harvesting them. They need to plant 3 onion seeds in an allotment patch, and take approximately 40 minutes to grow. Gardeners will look after the onion plants for a payment of 1 sack filled with 10 potatoes. Growing marigolds in the adjacent flower patch helps to protect the onion plants from disease.