What is drift (or drive)?
Where would you expect to find the oldest basalt on the floor of the atlantic ocean?
What is concentrate?
Explain the constitution of mantle?
How many seismograph stations are needed to allocate the epicenter of an earthquake?
What is lustre?
Explain how were sedimentary rocks created?
What is rock cycle?
Which carbonate mineral reacts readily with cool dilute hydrochloric acid to produce visible bubbles of carbon dioxide gas?
Explain gorge?
What is china clay?
What is paleontologists?
Explain which is the largest reef?
What makes mountains appear purple?
What ways can igneous rock form two ways?