Determine the power of 600 joules of work done in 4 seconds

Identify the electromagnets with poles that are reversed from the electromagnet shown above

Answer explain why it is not possible to deduce a complete order of reactivity.

Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon