The eighth season of American Idol premiered on January 13, 2009, and concluded on May 20, 2009. Judges Simon Cowell, Paula Abdul, and Randy Jackson continued to judge the show's contestants, along with Ryan Seacrest as host. Jamar Rogers, who was cut in the green mile round in this season of American Idol, would go on as contestant on the second season of NBC 's The Voice and made it to the Semi-Final round before being eliminated.
The forces acting on a falling leaf are A. air resistance and fluid friction. B. gravity and air resistance. C. gravity and static friction. D. weight and rolling friction. The forces acting on a falling leaf are : gravity and air resistance.
An evergreen treeâs shape does help keep wet, heavy snow off its upper branches. Conifers also tend to have shallow roots. In other words, they lack long, sturdy tap roots. So theyâre subject to being knocked down by wind. Their shape reduces wind resistance and helps keep the tree standing upright.Whatâs more, the trees are mostly needle-leaved or scale-leaved, instead of having broad, flat leaves. The shape of the leaves is also an advantage in climates that sometimes feature abrasive, blowing ice crystals.n evergreen treeâs shape does help keep wet, heavy snow off its upper branches. Conifers also tend to have shallow roots. In other words, they lack long, sturdy tap roots. So theyâre subject to being knocked down by wind. Their shape reduces wind resistance and helps keep the tree standing upright.