Itssssssssssssssssssssssssssssssssssssss b
One purpose may be to check for cancer. If abnormal cells are found, there might be something wrong...
Answer:
you could use styrofoam for the planets and the sun and paint them, for rings around planets you could use pipe cleaners and use a styrofoam bottom and have sticks to secure the planets
Explanation:
Answer:
b long term goal
Explanation:because it takes a long time
