Cual es la energía cinética en Joules de un balón de fútbol cuya masa es de 460g y lleva una velocidad de 20m/s?

Phase changes are chemical changes. true or false

Which statement is best supported by the information in the chart? wave y is moving the fastest. wave x is moving the fastest. all of the waves are moving at the same speed. all of the waves have the same value of wavelengths per second.

Critical mass is the of material required to produce a chain reaction. a.) minimum amount b.) atomic mass c.) precise amount d.) maximum amount