Earth Materials

Where do natural resources come from?

• solids, but not from liquids
• non-living things, but not from living things
• from the water
• both non-living and living things

Which of these is a natural resource?

• plastic
• coal
• glass
• brick

Which of these resources is RENEWABLE?

• oil
• coal
• wind
• iron

Which of these sources are non-renewable?

• waves
• sun
• wind
• coal

What makes a resources non-renewable?

• humans are using it quickly
• it takes a VERY long time to make it in the earth
• it is taken from the earth
• it is very important for humans to survive

What are the four R's?

• rethink, renew, reduce, redo
• reduce, reuse, renew, and recycle
• replay, rebuild, retake, and replace
• redo, retry, replay, rethink

Returning pop cans is an examples of 

• reducing
• recycling
• renewing
• rethinking

Which of these is an example of a constructed environment?

• river
• desert
• neighborhood
• forest

Which of these is an examples of a human's natural environment?

• homes
• factories
• forests
• shopping malls

Which of the following human activities has caused some plants and animals to be harmed?

• recycling
• oil spills in lakes
• wildlife photography
• reforestation projects