What is the equation for kinetic energy?​

What type of reaction is zn + cucl2 → cu + zncl2?

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?

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