The earth lies between the

A. mercury and the venus

B. mars and the jupiter

C. venus and the mars

D. jupiter and the pluto

When the moon comes in between the earth and the sun

A. eclipse of the moon occurs

B. the length of the day varies

C. a solar eclipse occurs

D. the length of the day increases

How long does it take the mercury to make a complete revolution?

A. 88 days

B. 225 days

C. 365 days

D. 687 days

Which of the following is not a proof of the earth's sphericity?

A. circumnavigation of the earth

B. deflection of winds

C. ship's visibility

D. the circular horizon

Which of the following is not a characteristic of lines of longitude? They

A. run from East to West

B. converge at the poles

C. run from north to south

D. are used in calculating local time

If the time at the Greenwich Meridian is 11.00am, what would the local time be at a place 75⁰W?

A. 6.00 p.m

B. 5.00 p.m

C. 6.00 a.m

D. 5.00 a.m

The part of the earth where life exists is the

A. hydrosphere

B. baryshphere

C. biosphere

D. atmosphere

A relative humidity of 100 percent means that air is

A. unsaturated

B. saturated

C. dry

D. moist