The most abundant element in the Earth’s crust is __________?

Related Mcqs:

The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating _____________________?

A. Conduction of heat upward from a hot surface B. Convection from a hot surface C. Absorption of infrared energy that has been radiated from the surface D. Heat energy from the earth’s interior...

Siemens is the unit of__________________?

A. Electrical Conductance B. Magnetic Conductance C. Electrical Capacitance D. Magnetic Capacitance...

what are stars mainly made of ?

A. Balls of gass B. Rock C. Ice D. Light...

_______________ causes biomagnification problem in the Ecosystem.

Lead Mercury Chromium Copper...

The Structure in a cell which contains the genes is called:

(a)Genetics (b)Saliva (c)Marrow (d)Chromosome...