All solar energy on Earth is a result of a reaction of hydrogen atoms combining to form helium. This reaction

A) increases the combined mass of the products.
B) represents a fusion reaction followed by nuclear fission.
C) is the same general process that occurs in nuclear plants.
D) is fusion, while nuclear plants rely on fission.


D

Environmental & Atmospheric Sciences

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A TV screen looked at from a distance appears as a smooth continuous flow of images. Up close, however, we see this is an illusion. What really exists are a series of tiny dots (pixels). This is similar to a chemist's view of matter in that

A) the fundamental particles of matter can also be seen when looked at closely with a magnifying glass. B) on the submicroscopic level, chemists find that matter is made of extremely small particles, such as atoms and molecules. C) anything that a chemist can see, touch, hear, smell, or taste is an illusion. D) elements are made up of only three basic types of matter.

Environmental & Atmospheric Sciences

What meridian is opposite the Prime Meridian?

A) Tropic of Cancer B) 90° meridian C) 180° meridian D) 320° meridian E) Tropic of Capricorn

Environmental & Atmospheric Sciences

Seamounts and abyssal hills are ________ in origin

A) erosional B) metamorphic C) sedimentary D) volcanic E) seismic

Environmental & Atmospheric Sciences

The type of glacial debris that can fall into a crevasse is

A) supraglacial debris. B) englacial debris. C) subglacial debris. D) All of these are correct.

Environmental & Atmospheric Sciences