The number of hours of daylight at any place on Earth depends on
a. the latitude only.
b. the day of the year only.
c. both the latitude and the day of the year.
d. none of these.
c
You might also like to view...
____________ is the closest planet to the Sun
Fill in the blank(s) with correct word
A wire, 0.60 m in length, is carrying a current of 2.0 A and is placed at a certain angle with respect to the magnetic field of strength 0.30 T
If the wire experiences a force of 0.18 N, what angle does the wire make with respect to the magnetic field? A) 20° B) 25° C) 30° D) 35° E) 60°
Two protons are released from rest, with only the electrostatic force exerted on them. Which of the following statements must be true about them as they move apart? (There could be more than one correct choice.)
A) Their electric potential energy keeps increasing. B) Their kinetic energy keeps increasing. C) Their electric potential energy keeps decreasing. D) Their kinetic energy keeps decreasing. E) Their acceleration keeps decreasing.
The troposphere acquires most of its energy
content by a) latent heat transfer. b) Rayleigh scattering. c) absorption of terrestrial radiation. d) positive albedo changes.