1. **You will need a calculator for the Quiz.
Science Planner 10/17/16 WALT: understand spatial relationships in the Solar System.
WU: Planet “X” is 47,000,000 miles from it’s Sun. It takes Planet “X” 72 days to complete one (1) orbit of its Sun. How fast is Planet “X” moving in miles per minute? Extra Credit: How fast is Planet “X” moving per second?
CW: Quiz. Shadow length vs Seasons Circumference and velocity questions.
Bring a book to class, after the Quiz you are expected to silently read until the End of the Period.
**You will need a calculator for the Quiz.

7. Quiz
Mercury orbits the Sun in 88 days. It’s average distance from the Sun is 36,000,000 miles. What is Mercury’s orbital velocity in miles per/second?
Neptune orbits the Sun in 59,800 days. It’s average distance from the sun is 2,800,000,000 miles. What is Neptune’s orbital velocity in miles per/minute?
Using a labeled diagram explain why the shadows in our area are longer in the winter than in the summer.
**Show your work!