Venus is very hot because its atmosphere is rich in carbon dioxide

a. True
b. False
Indicate whether the statement is true or false


True

Physics & Space Science

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The Lyman series lines of hydrogen all lie in the infrared

a. True b. False Indicate whether the statement is true or false

Physics & Space Science

The average speed of air molecules at room temperature is about:

A. zero B. 2 m/s (walking speed) C. 30 m/s (fast car) D. 500 m/s (supersonic airplane) E. 3 × 108 m/s (speed of light)

Physics & Space Science

Two parallel and coaxial current loops of radius a are placed a distance 2L apart. The current in each ring circulates in the same direction. At a point on the axis half way between the loops the magnetic field in T has magnitude

A.

0.

B.
.

C.
.

D.
.

E.
.

Physics & Space Science

On which temperature scale is 212 degrees the boiling point of water?

A) Celsius B) Caloric C) Kelvin D) Fahrenheit E) none of the above

Physics & Space Science