A space ship is observed to be length-contracted by a factor of 1/2. How fast is the space ship traveling, compared to the observers who noticed that it was length-contracted

Porque crees que el agua no podia subir mas de 10 m de altura con ese tipo de bomba

Describe different biomes. what are some adaptations that organisms (plants or animals) must have to live in each biome?

How does the electric potential energy between two charged particles change if one particle is reduced by a factor of 3? a. increased by a factor of 3 b. it is decreased by a factor of 9 c. it is reduced by a factor of 3 d. it is increased by a factor of 9