2nd Semester Final - Earth Science

Pollution is__________

• People have contaminated, or dirtied an area with waste
• People have cleaned, or fixed up an area
• People have gathered, or collected the trash in the area 

If I hang my laundry out to dry instead of using the dryer I am_______

• Reducing energy
• Recycling energy
• Reusing energy

Students can conserve aluminum by doing which of the following?

• Crushing aluminum cans 
• Only buying drinks in aluminum cans
• Rinsing and then throwing out the aluminum 
• Putting the aluminum cans into the recycling bin

Which is true of air pollution and human health? 

• Years of research link air pollution to lung diseases.
• Air pollution is commonly listed as a cause of death.
• None of the health effects of air pollution are reversible.
• Healthy adults are most affected by air pollution.

Wastes produced by agriculture, households, industry, mining, and other human activities can end up in ______________.

• groundwater
• streams and rivers
• oceans
• All of these choices

What is a renewable resource?
 
 
  

•  one that can be replaced quickly 
• one that is man-made
• one that comes from the sun 
• one that will never run out 

Which one BEST describes a nonrenewable resource?

   

• It is one that will run out one day and can’t be replaced.
• It will last for about 100 years.
•   It can be replaced again and again.
• It will never run out.

What is one way soil pollution gets into water?

• The pollution melts when sunlight hits it
• The pollution melts during a forest fire
• The pollution is washed from the soil into the water by rain
• The pollution is carried into the water by insects

Which of the following would cause the most change to a lake habitat?

• people swimming in the water
• a frog jumping in the water
• Kids throwing rocks into the water
• boat motors leaking oil into the water

Choose the action below that does NOT protect the environment.

• picking up trash
• recycling paper
• buying recycled products
• spraying plants with pesticide