Stars are mostly made up of what element? A. Carbon
B. Oxygen
C. Hydrogen
D. Helium

Moving down the ramp from 6 meters to

Which characteristic should describe all evidence collected by a scientist? true obvious objective subjective

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.