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.
About half this spacing will allow you to grow green onions. Space the rows about 16 inches apart. If you prefer to grow onions in garden beds instead of rows, give them about seven inches of space on all sides.Growing Onions from Seed. If you grow onions from seeds planted directly into your garden, plant them about 3/8 of an inch deep and space your rows at least 1Â½ feet apart.In general, wide rows work very well for onions.bout half this spacing will allow you to grow green onions. Space the rows about 16 inches apart. If you prefer to grow onions in garden beds instead of rows, give them about seven inches of space on all sides.