A52.3 kg child sits on a 4.1 kg swing. what is the tension in the rope that hangs from a tree branch?

56.4 n
5.5 • 10^2 n
5.6 • 10^2 n
4.2 • 10^2

What properties of a moving object are used in determining the object's energy of motion

The mantle is made up of which structural zones?

An astronaut on the moon throws a baseball upward. the astronaut is 6 ft, 6 in. tall, and the initial velocity of the ball is 3030 ft per sec. the height s of the ball in feet is given by the equation s equals negative 2.7 t squared plus 30 t plus 6.5s=−2.7t2+30t+6.5, where t is the number of seconds after the ball was thrown. complete parts a and b.