1. A moving plane drop of a package at a speed of 30 m/s. What is the vertical velocity of the package after 30seconds?
2. From a tall building, a girl throws a piece of paper at a velocity of 15m/s. What is the
horizontal velocity of the paper after 8 seconds?
3. At what time will a ball thrown horizontally reach its velocity at 22.2 m/s downwards?
4. A stone is thrown at a speed of 12m/s. What is the horizontal velocity after 10 seconds?
5. A stone is thrown at a speed of 18m/s. What is the vertical velocity after 8 seconds?

1.)the isotope cobalt-60 has a nuclear mass of 59.933820 u calculate the mass defect of cobalt-60 using the following information. mass of proton: 1.007825 u mass of neutron: 1.008665 u 1 u = 931.5 mev 2.)the isotope cobalt-60 has a nuclear mass of 59.933820 u calculate the binding energy of cobalt-60 using the following information. mass of proton: 1.007825 u mass of neutron: 1.008665 u 1 u = 931.5 mev 3.)the isotope cobalt-60 has a nuclear mass of 59.933820 u calculate the binding energy per nucleon of cobalt-60 using the following information. mass of proton: 1.007825 u mass of neutron: 1.008665 u 1 u = 931.5 mev