Three variables can be used .
1. Sun 2. Moon 3. Earth
These are suggestions that lizzie can control:
1.<span> Discover how long the Earth takes to orbit the Sun
2. how many hours it takes the Earth to spin around once on its own axis, 3. how long the Moon takes to orbit the Earth</span>
Answer:
A longer amount of time.
Explanation:
Neptune is farther away from the Sun than Mercury, making his orbit around the Sun bigger and therefore longer.
Answer:
make more money
Explanation:
if a popular flower is available all year round, there is more time for people to be able to buy that flower and it would rarely run out