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.
Step 2. Plant the Texas Supersweet onions in early spring, while the soil is workable but still cool. Plant the onion transplants 1 to 1 Â½ inches deep and spaced 6 to 8 inches apart. If you're planting the onions in rows, space them about 4 to 5 inches apart in rows that are 12 to 18 inches apart.lant the Texas Supersweet onions in early spring, while the soil is workable but still cool. Plant the onion transplants 1 to 1 Â½ inches deep and spaced 6 to 8 inches apart.