Unit 2 Review - Physical Science

Pam and her friend are playing outside. Which picture shows Pam pulling an object?

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NGSS.K-PS2-1

The diagram shows a crane picking up pieces of iron. Which problem is being solved by the use of a magnet in this picture?

• how to build tall houses

• how to make iron magnetic

• how to move heavy pieces of iron

• how to hold a crane and iron pieces together

Tags

NGSS.MS-ETS1-1

NGSS.MS-PS2-5

The picture shows objects that are charged and objects that are not charged. Which picture shows two objects with the same charge?

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which statements are TRUE?

• The front of Car 1 will repel the back of Car 2.

• The front of Car 1 will be attracted to the front of Car 2.

• The back of Car 1 will be attracted to the front of Car 2.

• If the cars are placed side by side, facing the same way, they 

      will repel each other.

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

Jake hangs two balloons from a desk so that they are close together but not touching. Jake rubs one     

    balloon with a wool cloth. He does nothing to the other balloon. What happens when he lets go of the 

    balloons?

•  They repel.

   

• They attract and pop.

• They attract and stick together.

• They are close together but do not touch.

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which of the following can be Kate's observation after she rolled the cars down the ramps?

•  All three cars rolled down the ramps at exactly the same speed. 

• The car on Ramp A rolled down the ramp faster than the cars on the other ramps.

• The car on Ramp B rolled down the ramp faster than the cars on the other ramps.

• The car on Ramp C rolled down the ramp faster than the cars on the other ramps.

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NGSS.3-PS2-1

NGSS.3-PS2-2

Which magnets will attract each other?

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

Gina is studying static electricity. She noticed that her friend's hair rose after going down the slide. She and her classmates would like to find out how it happened. Which of the following questions can they ask to start an investigation? 

• Which materials are attracted to magnets?

• How big should magnets be to attract each other?

•  Do objects have to touch to transfer static electricity?

•  Is static electricity the buildup of electricity in an object?

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which object is most likely attracted to a magnet?

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NGSS.3-PS2-3

Mary made a metal game board and put it on her wall. She made wooden game pieces to put on the game board. She wants the game pieces to stay on the board without falling off. The game pieces should be easy to remove so she can play the game again. How should she attach the game pieces to the board?

• attach buttons

•  apply glue

• attach magnet strips

•  nail the game pieces

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2