Dylan (whose mass is 14 kg) gets on his (massless) swing. he starts from rest at 45 degrees relative to the vertical and swings downward. which of the following is closest to the tension in each of the two swing ropes as dylan passes the bottom of the trajectory? [remember that this is only asking for the tension in one of the two ropes.]

28. evolution

29. environment, survive, offspring  

explanation:

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

hope this : d

we need to know the time interval during which the force acts. impulse of force = momentum change

measuring things 1 litre of water