Greenhouse gasses include
a. water vapor. b. CO2.
c. CO. d. methane.
a, b, d
You might also like to view...
Which of the following statements is generally true for stars in the halo?
A) Halo stars all orbit the center of the galaxy in approximately the same plane. B) Halo stars always remain in the halo, never passing through the disk of the galaxy. C) All halo stars will end their main-sequence lives within the next 100 million years. D) Halo stars have a much smaller proportion of elements besides hydrogen and helium than our Sun. E) Halo stars come in a wide variety of ages.
A heavy iron ball is placed in an aluminum pie pan that floats in a bucket. The water level at the side of the bucket is marked. Then the ball is removed and allowed to sink in the bucket. The water line at the side of the bucket
A) goes down. B) is the same. C) rises.
When nucleons join to form a stable nucleus, energy is
A) destroyed. B) absorbed. C) released. D) not transferred. E) either absorbed or released depending on nucleons involved.
Two particles, each with charge Q, and a third particle, with a charge q, are placed at the vertices of an equilateral triangle as shown. The total force on the particle with charge q is:
A) Parallel to the left side of the triangle B) Parallel to the right side of the triangle C) Parallel to the bottom side of the triangle D) perpendicular to the bottom side of the triangle E) perpendicular to the left side of the triangle