Immediately after the golf ball is hit by the putter, the ball has 12 joules of mechanical energy. seconds later, after the ball has rolled several meters through the grass, its mechanical energy has dropped to 4 joules due to friction with the grass and air. the amount of mechanical energy lost by the golf ball is the amount of heat energy gained by the ball, grass, and air molecules due to friction.

gas and liquid

c because the news are a source of information of things that happen on the daily and shows evidence about that particular topic

find the sum of the two horizontal vectors and the sum of the two vertical vectors

isoceles right angled triangle

a cold ice-tea.

pour in room temperature or cold water. cover the pitcher and refrigerate. steep white or green tea for 6 to 8 hours; steep black or oolong tea for 8 to 12 hours.jun 28, 2015