Science 2nd 6 Weeks Common Assessment Review

Which mixture could best be separated using a magnet?

• sand and paperclips
• salt and pepper
• sand and water
• salt water

More dense than the corn oil, but less dense than the water...

• glycerin
• wood
• plastic
• copper wire

Which is an example of an insulator?

• Rubber
• Copper
• Iron
• Steel

Which is an example of a conductor?

• Glass
• Plastic
• Copper
• Wood

1. A portable game player stops working because the batteries are dead. What type of energy does the game player need to begin working again?

• A. Mechanical energy

• B. Thermal energy

• C. Sound energy

• D. Electrical energy

3.  What do all the objects below have in common?

• A.  They all refract light.
• B.  They all reflect light.
• C.  They are all conductors.
• D.  They all make objects appear smaller/

Tags

NGSS.4-PS4-2

7.  A boy pushes a cart across the floor.  What is the push most likely to change?

• A.  The mass of the cart
• B.  The shape of the cart
• C.  The position of the cart
• D.  All of the above

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

11.  Which of the following produces mechanical energy?

• A.  An outlet plug
• B.  A flashlight
• C.  A burning campfire
• D.  Riding a skateboard

12.  After an investigation demonstrating that a circuit requires a complete path so a current can pass, four students draw a diagram representing the experiment.  Which student designs an accurate diagram of a closed circuit?

• F.  Student A
• G.  Student B
• H.  Student C
• J.  Student D

16.  What is shown in the image below?

• F.  The force needed to use a pulley
• G.  The path light takes when it is refracted
• H.  The flow of an electrical current
• J.  The path light takes when it is reflected

Tags

NGSS.MS-PS4-2