SC.4.P.8.4 Mini Quiz

Alicia made notes of the recycling plant and shared them with Steve.  Which note is an inference?

• A.  There are 6,906 grams of iron nails in the recycling bin.

• B. There are 9,732 plastic bottles to be recycled.

• C.  The metal recycling bin will be the heaviest since it contains 5 types of metal.

• A.  There are 5 different types of metals that need to be classified.

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Steve used the machine with the large magnet and placed it above the heap of metal objects.  What should Steve expect to happen?

• A.  All of the metal objects are attracted to the magnet.

• B.  The aluminum soda cans are the only metal attracted to the magnet.

• C.  The steel soup cans, the iron nails, and the nickel hair pins are attracted to the magnet.

• D.  The copper wire, aluminum soup cans, and iron nails are attracted to the magnet.

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What did Kyler and Dalton observe about the behavior of the magnets in the new set up?

• A.  The opposite poles now faced each other, so the magnets attracted. 

• B.  The opposite poles now faced each other, so the magnets repelled.

• A.  The opposite poles now faced each other, so the magnets repelled.

• A.  The same poles now faced each other, so the magnets repelled.

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Benjamin had a bracelet that kept getting caught on the magnets on the classroom door.  LaKeisha also had a bracelet on, but that bracelet did not catch on the magnets on the door.  What statement could be made about Benjamin and LaKeisha’s bracelets?

• A.  Benjamin’s bracelet was made of tin, LaKeisha’s bracelet was made of aluminum.

• B.  Benjamin’s bracelet was made of iron, LaKeisha’s bracelet was made of gold.

• C.  Benjamin’s bracelet was made of steel, LaKeisha’s bracelet was made of iron.

• D.  Benjamin’s bracelet was made of silver, LaKeisha’s bracelet was made of copper.

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Josephine and Luke were playing with toy cars.  Each toy car had a bar magnet attached to it.  Josephine’s car had the south end of the magnet hanging off the back end of the car.  Luke used another bar magnet to move the car without touching the car.  How did Luke use the magnet to move the car in a forward direction without touching the car or the magnet?

• A.  Luke placed the south end facing the back of the car and it attracted.

• A.  Luke placed the north end facing the back of the car and it attracted.

• A.  Luke placed the north end facing the back of the car and it repelled.

• A.  Luke placed the south end facing the back of the car and it repelled.