1. Which is more efficient for producing electricity, coal or uranium? How do you know 2. Why are some nuclear reactors underwater? you know?

3. Describe the relationship between reactor core, fuel pellet, fuel assembly, and fuel rod

help me please help me help me​

What is one affect on the australian environment due to the introduction of non-native european rabbits? (a) more grass grew in response to the need of the growing population of rabbits. (b) the rabbits balance out the food chain as they became a natural prey to many predators. (c) the rabbits the land by digging, which caused the soil to spread much needed nutrients. (d) the rabbits out-competed other small animals species and caused them to go extinct.