Gravity

Week 28-Physical Science

What is Gravity?

Why do astronauts float in space?

Draw a diagram on Pg. 7 explaining your reasoning or answer.

Explore at the following link

https://lab.nationalmedals.org/gravity.php

Answer the following questions on Pg. 7 of your notebook

1. Create your own little solar system. Try to have at least 4 planets orbiting a central sun.
2. What do you think to will happen to your solar system over a long period? (1-2 sentences)
3. Describe the universe you made.
4. Describe 2 of the notes that popped up while you were creating.

Gravity + Other Objects

How to calculate gravity

F=gravity

​

M/m= the masses of two objects (big and small usually)

​

r=radius (how close the objects are to each other)

www.exploratorium.edu/ronh/weight/index.html

https://phet.colorado.edu/sims/html/gravity-and-orbits/latest/gravity-and-orbits_all.html

This one!