W a Science Teacher Wants to Take the Class Outdoors

question 20

Multiple Choice

W A science teacher wants to take the class outdoors so the students can see the solar eclipse. How should the teacher have the students look at the sun?

• A) By focusing the sun's image on a sheet of white paper using binoculars
• B) By giving each student a thickly-smoked piece of glass through which they could look at the sun
• C) By giving each student a piece of dark X-ray film through which they could look at the sun
• D) By telling the students to bring sunglasses to wear while they are looking at the sun
• E) All of the above
• F) None of the above

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Definitions:

Canyon

A deep gorge, typically with a river flowing through it, carved over time by the erosion of water and weathering processes.

Base Level

Base level is the lowest point to which a stream or river can erode its channel, often defined by the body of water into which it flows.

Base Level

The lowest point to which a stream or river can erode its channel, often determined by the body of water into which the river flows, such as an ocean, lake, or larger river.

Subsidence

The process by which the earth's surface sinks or lowers, often due to natural underground material movement or removal of groundwater.