The Apollo 15 mission landed on the moon in 1971 the astronaut David Scott dropped a hammer and a feather they were released form rest at the same time and from the same height the hammer and the feather landed at the same time

If you wanted to move an electron from the positive to the negative terminal of the battery, how much work w would you need to do on the electron? enter your answer numerically in joules.

Which of the following is a direct benefit of the use of assembly lines in production a. laws against theft fraud and coercion are needed to protect free choice. b. the government needs to plan efficient outcomes. c. competition among producers by itself cannot ensure a wide range of consumer choices. d. works pressure the government to guarantee minimum wages

What happens when the number of protons in an atom changes