Nicholas used a chemical that holds a lot of water. What property of water makes it effective in protecting firefighters? https://www. sciencenewsforstudents. org/blog/eureka-lab/teen-invents-be tter-tent-beat-fires-heat
The article ^^

In order of decreasing light-transmitting capabilities of materials, which is the correct sequence? a. transparent -> translucent -> opaque b. opaque -> transparent -> translucent c. opaque -> translucent -> transparent d. translucent -> transparent -> opaque

The voltage applied across a given parallel-plate capacitor is doubled. how is the energy stored in the capacitor affected?

In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.