http://www.geekmcq.com/

CSS :: Internal Structure of Earth


1.  __________ Waves move material in their path parallel to the direction of movement.
A. P waves B. S waves
C. L waves D. None of these

2.  ______ is the densest of all layers
A. The core B. Mesosphere
C. Centrospheres D. Basaltic

3.  Core has a pressure of ______ times greater than the atmospheric pressure ______ billion.
A. 1 B. 2
C. 3 D. None of these

4.  _______ has oxides of iron, magnesium and silicon.
A. P waves B. Lower mental
C. L waves D. None of these

5.  For every 108 feet descent bellow the surface of earth temperature rises for ________.
A. 1.8 B. 1.9
C. 1.10 D. 1.20

6.  Temperature of ______ ranges from 3000
A. Core B. Lava
C. Magma D. Mantle

7.  ______ waves move objects at right angles to their direction of motion.
A. S B. L
C. P D. None of these

8.  Radius of solid inner core is _____ miles.
A. 740 B. 750
C. 760 D. 770

9.  Liquid outer core is ______ thick.
A. 2240 km B. 2250 km
C. 2260 km D. None of these

10.  Continental crust accounts only about ______ of the earth's global surface.
A. 1\2 B. 1\3
C. 1\4 D. 2\3




© 2012-2019 by GeekMCQ™ Technologies. All Rights Reserved | Copyright | Terms of Use & Privacy Policy

Contact us: info@geekmcq.com