Which two characteristics determine the strength of the gravitational force between two objects?
A. The objects' masses
B. The distance between the objects' far edges
o
C. The distance between the objects' near edges
O D. The distance between the objects' centers

Which equation represents a fission reaction? o "9n+h—150 o 235u + n—190cs + rb+25 o be + he—1c + in o 28 np —> 2390 pute

You are performing an experiment in a lab to attempt a new method of producing pure elements from compounds. the only problem is that you do not know what element will form. by your previous calculations you know that you will have 6.3 moles of product. when it is complete, you weigh it and determine you have 604.4 grams. what element have you produced?

How much energy moves onto the next level, in an energy pyramid