The number of protons in this element is _. 8

2

4

6

When would a bouncy ball have the most potential energy

Using data from seismic waves, geologists have learned that earth’s interior is made up of several

1. explain hydrogen peroxide, h 2 o 2 properties and decomposition reaction. 2. describe how each of the following natural cycles plays a part in earth’s climate system. (a) the water cycle (b) the carbon cycle