7. Milo's electric sewing machine has a power setting of 750W. The sewing machine increases the kinetic energy store of the needle using the electrical pathway. During a 5 minute sewing session, how much as the kinetic energy store of the needle increased by? (assume 100% efficiency)​

graph slopes whilst gas cools, then it is flat whilst conensation to liquid happens, the coolong liquid then graphs as a slope when it solidifies graph is flat

latent heat

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.