46.6% Oxygen (O)

27.7% Silicon (Si)

8.1% Aluminum (Al)

5.0% Iron (Fe)

3.6% Calcium (Ca)

2.8% Sodium (Na)

2.6% Potassium (K)

2.1% Magnesium (Mg)

>

Consider the layers of the Earth seen here. Where would you find the elements listed above?

Aatmosphere

Bcore

Ccrust

Dmantle