| A | B | 
| continue | to not stop; to keep going | 
| scatter | to spread out over a large area | 
| tale | a story | 
| distance | the area  inbetween two points | 
| benefit | something that is good or helpful | 
| protect | to keep from harm; to keep out of trouble | 
| pollution | somthing that is harmful to nature, humans, and animals | 
| environment | the name of an area where things live and grow | 
| appropriate | the right or correct thing | 
| analyze | to break into parts for better understanding | 
| evaluate | to decide what something is worth | 
| compare | to find what is alike and what is different | 
| orbit | a planets path around something else | 
| temperature | how hot or how cold something is | 
| migrate | when a group moves together | 
| telescope | a tool used to make far away things look bigger | 
| roam | to wander without a place to go | 
| space | the area beyond Earth | 
| hunter | a person who kills or traps animals | 
| vary | a selection or number of differences | 
| track | a footprint left behind | 
| advice | words given to help someone make a decision | 
| unit | an amound used to measure | 
| universe | all planets and stars | 
| remain | to stay | 
| discuss | to talk about | 
| identify | to point out or find | 
| style | the way someone does something | 
| element | a part of a whole | 
| resource | something useful | 
| fact | something that can be proven | 
| sequence | the order that something happens in | 
| structure | how something is arranged or put together |