Science Practice Quiz 4
9 Questions
| Attempts: 160
Science quiz #4 (for 2nd graders)
Questions and Answers
- 1.What is pollution?
- 2.How did pollution get into the oceans?
- A.
They flowed there from other places
- B.
People dumped trash and other things in there
- C.
It was always there
- 3.What are some examples of pollutants?
- 4.Which of these are cities that have water shortages often?
- A.
Austin, Texas
- B.
Berlin, Greece
- C.
Sacramento, California
- D.
Beijing, China
- 5.What is a water current?
- A.
Land surrounded by water
- B.
A lake
- C.
A narrow. fast moving river
- D.
A river
- 6.What happens when surface currents get near land?
- A.
The land explodes
- B.
The currents change direction
- C.
The currents swallow up the land
- 7.What did Native Americans call the Chesapeake Bay?
- A.
The Mother of Bays
- B.
The Mother of Waters
- C.
The Chesapeake Bay
- 8.What is an estuary?
- 9.Why is there a decrease in shellfish in the estuary?
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