Earth Science Chapter 1

Who would you consult to determine the impact of an oil pipeline from Canada to the gulf

____ a system of ideas that explain many related observations which is supported by evidence

How long ago were the first scientific observations about Earth made?

What does a scientist use to test a hypothesis?

Which of the following are arranged from smallest unit to largest unit?

The testable idea or explanation that leads to scientific investigation is:

The atmosphere is one part of the geosphere.

Explorations for oil deposits would most likely be done by an ecologist

Earth scientists primarily study the geosphere.

A ____ is a description, representation, or imitation of an object, system or process.

Why is oceanography an important field of study?

______ refers to how close a measurement is to the value of the thing being measured.

Which if the following is NOT true about science?

____ is the process in which experts in a given field examine the results of another scientist

Which of the following is an example of a new technology

An Ecosystem is a largely self-supporting, physically distinct system.

______ is the exactness of the measurement.

Astronomy is a branch of Earth Science

The process of obtaining information by using the senses, the information obtained is:

One possible first step in scientific problem solving is to:

What do observational astronomers study?

_____ is an expression of the amount of imprecision, or variation in a set of measurement.

In an experiment, the factor that is deliberately manipulated is

Biodegradable wastes pose a major threat to the environment.

What branch of geology focuses on the Earth's past and uses rocks to analyze the past?