Explain the earth made of?
What is the mantle made of?
How can we calculate or estimate the evaporation from lakes?
What is lustre?
Contrast the process that forms igneous rocks with the process that form metamorphic rocks?
Explain what separates the outer core from the mantle above it?
What is ablation?
You want to estimate the evaporation through lakes. How would you do it?
What is cleavage?
What is the difference between a semi-precious and a precious stone?
Why does marble rarely contains fossils?
What ways can igneous rock form two ways?
Explain the constitution of mantle?
What is crystal?
What is inorganic matter?