social studies chapter 3

What does preserve mean?

• grow

• renew

• adapt

• save

How does water affect Earth in a slow physical process?

• It irrigates crops

• It slows down the ecosystem

• Water in the ground causes earthquakes

• running water erodes riverbanks.

What are Earth's largest land areas?

• equators

• continents

• hemispheres

• communities

Which of these towns is most likely to have a hot and wet climate?

• a town in the Eastern Hemisphere

• a town far from the equator

• a town close to the equator

• a town in the northern hemisphere

How is a globe different from a map?

• it is flat

• it shows the true shapes of oceans and continents

• it is easier to carry

• it shows an aerial view of a location

Which term refers to the southern half of Earth

• southern hemisphere

• southern meridian

• south pole

• south america

What is true about ecosystems?

• ecosystems are found only n places with short, warm winters.

• Plants and animals in an ecosystem need each other to survive

• ecosystems do not include the vegetation in an area

• an ecosystem occurs when the animals in an area no longer need plant life to survive

what is an example of a renewable resource?

• trees

• coal

• oil

• minerals

which natural resources can be used as fuel?

• fruits and vegetables

• coal and oil

• water and soil

• gold, iron, and copper

what does erosion do?

• build up the earth

• wear away the earth's surface

• shows the physical features of the land

• creates oil for the earth