Trent and Lincoln were conducting an experiment that involved sending sound waves through different materials. They discovered that there was a pattern. What can change the speed of sound through a material? Choose two that apply. Mass
Temp
Length
Width
Density

Transfer chemicals from one location to another to weather objects. a-water b-physical weathering c-chemical weathering

Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic

9.98 kg of r-134a at 300 kpa fills a rigid container whose volume is 14 l. determine the temperature and total enthalpy in the container. the container is now heated until the pressure is 600 kpa. determine the temperature and total enthalpy when the heating is completed. use data from the steam tables.