Unit 2 Review

Which type of plate boundary is shown at B?

A gap in the geologic record where rock layers have been lost to erosion is called a(n)

If one centimeter on a map represents 25,000 centimeters on the ground, the scale of the map is

New Orleans and Cairo, Egypt, are the same distance north of the equator. This means that they

The Himalayas originally formed as a result of the constructive force of

The fossil record provides evidence of all the following except the

Which of Earth’s layers is the thickest?

Which two spheres interact when a glacier erodes rock?

Which characteristic of a mineral distinguishes it from a fossil rock such as coal?

The geologic time scale is a record of

The long tube in the ground that connects the magma chamber to Earth’s surface is called

A fossil that forms when hardened minerals replace all or part of an organism is called a

Most geologists rejected Alfred Wegener’s idea of continental drift because

In a reverse fault,

Mid-ocean ridges can be found

The land between two normal faults moves upward to form a

All of the following are a major classification of rocks except

The mountains that extend along the western side of N America and S America together make up a

Volcanic belts are often found along

Which type of heat transfer occurs because of the movement of a fluid, such as air?

Which type of dating tells scientists a fossil’s actual age?

What triggers the small earthquakes that occur around a volcano before an eruption?

New Orleans, Louisiana, has an elevation ____________________ sea level.

Which is a fossil that preserves the remains of an organism with little or no change?

The main heat source for convection currents is

Rocks that form when magma or lava hardens beneath the Earth’s surface are called

The diagram shows forces being applied to rock layers. Which type of stress is shown?

Which layer of Earth is made up partly of crust and partly of mantle material?

Which ocean is expanding because it has only a few short trenches where subduction occurs?

A map has a contour interval of 20 meters.If you cross 7 lines how much did elevation increase?

What gas was added to the atmosphere as a result of many early organisms using photosynthesis?

Fossils have been found in layers A, B, and C. What is the relative age of those in layer B?

If you travel from the North Pole to the South Pole, how far have you traveled, in degrees?

An area’s topography includes all of the following except

What happened at the end of the Permian Period, about 250 million years ago?

Geologists obtain indirect evidence about Earth’s interior by