QUIZ 676

Check your Knowledge Quotient!

1. The diamond had been brought to the Earth's surface by a volcanic rock known as kimberlite - the most deeply derived of all volcanic rocks.

A. True

B. False

C. Both of the above

D. None of the above

2. Ringwoodite is a form of the mineral peridot, believed to exist in large quantities under high pressures in the transition zone.

A. True

B. False

C. Both of the above

D. None of the above

           

3. Analysis of the Ringwoodite mineral shows it contains a significant amount of water - 1.5 percent of its weight - a finding that confirms scientific theories about vast volumes of water trapped 410 to 660 kilometres beneath the Earth, between the upper and lower mantle.

           

A. True

B. False

C. Both of the above

D. None of the above

4. A 'hot Jupiter' is a massive extrasolar planet that orbits very close to its parent star.

A. True

B. False

C. Both of the above

D. None of the above

5. Ringwoodite is a water-loving mineral.

A. True

B. False

C. Both of the above

D. None of the above

Best of luck!

Answers

1 – A, 2 – A, 3 – A, 4 – A, 5 – A