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.
Planting Green Onions. Plant onion seed as soon as the soil can be worked in the spring. Onion seeds germinate in a wide range of soil temperature, between 65Â° F and 86Â° F. Sow and cover seed with Â½â of soil and keep moist.Seeds can be started indoors 6-8 weeks prior to planting.They can be set in the garden about 1-1Â½â apart.To plant onions sets, simply press sets into the soil about 2â³ apart.Onions benefit from full sun, a soil pH of 6.0-7.5 and a well drained soil with plenty of premium compost or well rotted manure added.eeds can be started indoors 6-8 weeks prior to planting. They can be set in the garden about 1-1Â½â apart. To plant onions sets, simply press sets into the soil about 2â³ apart. Onions benefit from full sun, a soil pH of 6.0-7.5 and a well drained soil with plenty of premium compost or well rotted manure added.