The energy required to separate the

3 protons and 4 neutrons in the nucleus of a

lithium atom is 39.3 megaelectronvolts.

Determine the mass equivalent of this energy, in

universal mass units.

What is the second law of thermodynamics? Use this law to describe why your feet got cold, not hot, when you put them into the water.

A train travels 76 kilometers kilometers in 2 hours and then 54 kilometers in 5 hours. What is tuts average speed?

11. Ionization energy is the amount of energy necessary to form an anion remove an electron from an atom to fill the outer energy level with electrons form an ionic bond

Which statement correctly compares sound and light waves? A. Both light and sound waves need matter to carry energy from one place to another. B. Neither light nor sound waves need matter to carry energy from one place to another. C.

Given that the specific heat of water is 4.18 kJ / (kg·°C), how much heat does it take to raise the temperature of 3.5 kg of water from 25°C to 55°C?

The sun Why does mining often result in environment Pollution?

The men's world record for swimming 1500.0 m in a long course pool (as of 2007) is 14 min 34.56 s. At this rate, how many seconds would it take to swim 0.8500.850 miles (1 mi = 1609 m) ?

What is the acceleration of a 90 kg object which is acted upon by an unbalanced force of 435 N?

A batter swings at a baseball. The action force is the bat hitting the ball with a force of 5N. What is the reaction force?

A person gets into an elevator at the lobby level of a hotel together with his 30-kg suitcase, and gets out at the 10th floor 35m above. Determine the amount of energy consumed by the motor of the elevator that is now stored in the suitcase