A student added dilute hydrochloric acid to four metals and recorded his results. Which is correct choices
Gas given off with magnesium
quickly reacts with iron
No reaction with zinc
Gas given off with copper​

Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy

Describing intermolecular forces use the drop down menus to match the type of intermolecular force to its name dipole dipole interactions dipole induced dipole interactions london dispersion forces hydrogen bond van der waals forces done

Give a real-world example of an energy transformation that uses two of the following forms of energy: chemical, mechanical, nuclear, gravitational, radiant, electrical, thermal (heat), and/or sound.