A child, m = 25.0 kg, swings from a rope, L = 5.2 m, which hangs above water, d = 1.1 m, when vertical. The child is h = 8.8 m above the water when she begins to swing. Assume the child lets go at the bottom of the swing. How long does she take to reach the water, t in seconds?

Daughter element the new element produced along with a decay particle in a nuclear transmutation 2. half-life the substance that decays in a nuclear transmutation 3. parent element the change of one chemical element into another by nuclear decay or radioactive bombardment 4. transmutation the time required for the decay of one-half of the atoms in a sample of radioactive material

Determine the force the sun exerts on an object with a mass of 80.0 kg if that object is on the earth. what is the force exerted by the moon on the same object? what is the force the earth exerts on it?

What type of graph used to show how a part of something relates to the whole