This leaves us with four basic emotions, according to this study: happy, sad, afraid/surprised, and angry/disgusted. These, the researchers say, are our biologically based facial signalsâthough distinctions exist between surprise and fear and between anger and disgust, the experiment suggests that these differences developed later, more for social reasons than survival ones.
Time seems to freeze when youâre waiting for a lawn to grow. Most people expect fairly quick results, but the truth is different types of grass germinate at much different rates. Some can be expected to sprout within a week. Others can take almost a month.
Replanting New Grass Seed. Grass is a fast growing plant, but the exact rate at which it grows depends upon the type of grass used and the growing conditions. Germination. Grass seeds usually germinate between seven and ten days after they have been sown, although it can take between three and thirty days.Growth. A fast growing variety of grass sown under good growing conditions will produce a green covering in about a week, although it will not yet be properly established.rass is a fast growing plant, but the exact rate at which it grows depends upon the type of grass used and the growing conditions. Germination. Grass seeds usually germinate between seven and ten days after they have been sown, although it can take between three and thirty days. Growth.