Landforms Exam Review (Chapter 1)

What type of feedback maintains stability in a system; i.e. what type of feedback keeps a system functioning properly?

Negative

If Earth warmed up, and more snow fell because of more water vapor..._____ feedback while continued increase in snow fall would be _____ feedback:

Negative; Positive

Which of the following statements about Earth is NOT correct (if you ignore asteroid, comet and meteorite impacts)?

New resources and matter are being added to Earth's systems all the time

Which of the following comprise the fundamental duality in the field of geography?

Physical versus human/cultural

If increased levels of carbon dioxide lead to further increases in temp...this means that ____feedback has occurred and the planet is _____:

Positive; out of equilibrium

Which of the following is NOT an example of passive remote sensing:

Radar

Which of the following is correctly matched:

All of the choices are correct

Which of the following is an example of a system?

All of these are examples

Which of the following terms characterizes the discipline of geography?

Both eclectic and holistic

Systems encountered in nature at Earth's surface, such as the soil in floodplain are:

Both open systems in terms of energy and open systems in terms of matter

The day officially changes on Earth at the prime meridian:

False

Which of the following is the most strongly supported by experimental and observational evidence?

General Theory

According to the text, the three inorganic Earth realms (spheres) are the:

Hydrosphere, Lithosphere, and Atmosphere

Which of the following is NOT a reason why remote sensing is ideal for use in physical geography?

It will always be more reliable than fieldwork studies

The science of physical geography is based on the realization that:

Nature can best be described as a set of interrelated components which matter and energy flow

The word "spatial" refers to:

The nature and character of physical space

The key idea behind the scientific method is:

The testing of ideas through controlled observations and experiments

If the human population keeps growing rapidly, there could be a rapid shift from there being enough food to large scale food shortages and starvation. The point at which this change occurs is a(n):

Threshold

As we burn fossil fuels and release carbon dioxide, the temp...a(n) _____ has been crossed and that the planet has moved into a state of _____ :

Threshold; disequilibrium

Geography literally means:

To write (about) Earth

Latitude is the angular distance measured north or south of the equator from the center of Earth and it describes a parallel line

True

Positive feedback tends to amplify or encourage response in system operations:

True

The prime meridian and the 180th meridian are opposite halves of the same circle:

True

Which of the following best describes the field of physical geography?

Understanding how Earth's processes interact to produce the phenomena observed in nature

Geography is described as:

a spatial science