The cosmic microwave background (CMB) radiation is
A. energy emitted by black holes at the centers of the nearby galaxies.
B. light from gravitational lenses.
C. light from distant stars.
D. radiation from the birth of the Universe.
E. radiation from pulsars.
Answer: D
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The greatest variation in daily temperature usually occurs
a. ?at the ground. b. ?about 5 feet above the ground. c. ?at the top of a high-rise apartment complex. d. ?at the level where thermals stop rising. e. ?on top of a mountain.
From 1977-2016, ________ of severe weather deaths can be tied to winter storms/cold.
A. 7% B. 50% C. 17% D. 34%
Which of the following lay eggs that are released into seawater, where they hatch in about a day?
A) Coccolithophores B) Copepods C) Ctenophores D) Foraminifers E) Radiolarians
Which ocean feature intermittently affects climate in the equatorial Pacific Ocean region?
A. The California current B. The Hawaiian current C. The Gulf Stream D. El Nino