Unit 1 Review

What part of Earth’s structure is the thickest layer?

• crust

• mantle

• atmosphere

• core

The water cycle includes...

• oceans and rivers only

• lakes and rivers only

• climate and evaporation

• evaporation and precipitation

Which of the following is a reason why historians may want to consider opinions as well as facts reported by a source?

• Examining opinions will reveal whether it is a primary or secondary source.

• The opinions may provide clues to the source’s feelings and possible bias.

• The opinions will reveal the identity of the source.

• A source that historians trust is likely to have true opinions.

Countries seek economic development because it...

• increases productivity and raises the standard of living

• decreases environmental damage and increases imports

• increases imports and the quality of life.

• reduces population growth and overcrowding.

Which of the following is an example of a unitary system of government?

• Central, regional, and local governments make decisions jointly

• A group of independent states unites and gives limited powers to a common government.

• A central government makes all the laws for the entire country.

• Decisions are made in a variety of governmental units.

How are equal-area projections of Earth inaccurate?

• This projection does not show true sizes

• Directions and the shapes of the landmasses are distorted.

• Areas close to the poles are disproportionately large

• There are distortions near the center of the map

Trade barriers include __________, or taxes on imports or exports, and __________, or bans on trade with a country.

• embargoes; tariffs

• quotas; embargoes

• tariffs; embargoes

• tariffs; quotas

What causes earthquakes?

• Blocks of crust slide against one another, often at plate boundaries

• Pressure builds up in the molten rock beneath Earth’s crust and causes it to shake.

• Tectonic plates break apart into smaller plates, and the crumbling causes shaking.

• Sudden motions in Earth’s mantle cause the crust to shift.

Which of the following are responsibilities of U.S. citizens? Choose the TWO correct answers.

• serving on a jury

• demanding a fair trial

• joining public protests

• paying taxes

Hip-hop began as a musical style in the United States decades ago. The Japanese have since developed their own version of hip-hop. This is an example of

• acculturation.

• migration.

• cultural diffusion.

• assimilation.