Question: On the global grid, the prime meridian is at _____.

Answer: 0 degrees longitude

Question: Differences in elevation are best shown using a _____.

Answer: topographic map

Question: Latitude is the distance in degrees north and south of the _____, and longitude is the distance in degrees east and west of the _____.

Answer: equator, prime meridian

Question: A map with a scale of 1:24,000 means that _____.

Answer: one unit on the map is equal to 24,000 units on the ground

Question: Any size group of interacting parts that form a complex whole is a(n) _____.

Answer: system

Question: Which of the following would be one of the interacting parts in a weather system?

Answer: clouds

Question: The sun's energy drives which of the following processes?

Answer: weather and ocean circulation

Question: Which of the following is an environmental hazard created by humans?

Answer: air pollution

Question: How could the building of a dam affect the Earth system?

Answer: A dam could cause the flooding of a nearby forest, destroy a fish species that needs swiftly moving water, and block the migration of spawning fish.

Question: Which of the following is NOT an example of a nonrenewable resource?

Answer: solar energy

Question: Which of the following is NOT an example of a renewable resource?

Answer: iron

Question: In scientific inquiry, hypotheses that have been tested repeatedly and have not been disproven can be used to develop a scientific _____.

Answer: theory

Question: The _____ hypothesis suggests that our solar system evolved from a huge rotating cloud of dust and gas.

Answer: nebular

Question: Lines of _____ are used to measure distances east or west of the prime meridian in degrees.

Answer: longitude

Question: The major difference between a topographic map and other maps is that a topographic map shows _____.

Answer: elevation

Question: List Earth's four major spheres.

Answer: the hydrosphere, the atmosphere, the geosphere, and the lithosphere