2023 Final Cumulative Exam

What is the result of this collision?

• The mountain range forms and continues to increase in height.

• Glaciers on the Tibetan Plateau melt.

• The Tibetan Plateau slowly sinks.

• Volcanoes erupt periodically.

Tags

NGSS.MS-ESS2-2

Students learned that objects can exert forces on other objects without touching.

Which three investigations will provide evidence to support what they have learned?

• placing a magnet against a jar containing a mixture of iron filings and sand and watching the iron filings move toward the magnet

• counting the number of staples that are directly attached to a strong magnet

• dropping a rubber ball from a distance of 1.5 meters above the classroom floor

• measuring how far a toy car travels across the floor before coming to a stop

• measuring how close a soda can must be before it rolls toward a balloon that has been rubbed on someone’s hair

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which of the following describes the differences shown in the diagram?

• Analog signals require less storage space than digitally produced items.

• Digital signals transmit numerical information, but analog signals can transmit both words and numbers.

• Analog signals are more reliable than digital signals because they are smoother.

• Digital signals can carry more precise information than analog signals because they have two precise states, zero and one.

Tags

NGSS.MS-PS4-3

An astronaut is making repairs on a satellite in space. The astronaut bumps against the satellite, causing a part to break off. Which statement describes the motion of the part after it breaks off the satellite?

• The part will move at a constant speed along a straight path until it is acted upon by another force.

• The part will immediately stop moving when a force is no longer acting on it.

• The part will accelerate along a straight path until it is acted upon by another force.

• The part will move a short distance until it gradually comes to a stop as its inertia decreases.

Tags

NGSS.MS-PS2-2

Which three statements accurately describe the person’s motion?

• The person ended the walk at the same location where the walk began.

• The person stood still for 5 seconds.

• The person accelerated quickly for the first 3 seconds.

• The person walked up a hill for the first 8 seconds.

• The person walked at a constant velocity between 3 and 6 seconds on the graph.

Which of the following shows the initial ACTION force?

• 
• 
• 
• 

Tags

NGSS.MS-PS2-1

Which statement explains the behavior of the plastic rods?

• Both rods had the same electric charge after being rubbed with wool.

• Both rods had opposite electric charges after being rubbed with wool.

• One rod transferred an electric charge to the other rod.

• One rod created an electric charge for the other rod.

Tags

NGSS.MS-PS2-3

What is the wavelength of this wave?  

• 80 meters

• 40 meters

• 5 meters

• 10 meters

Tags

NGSS.MS-PS4-1

Which change(s) will cause the electromagnet to pick up more paper clips?

• 1 only

• 2 and 3 only

• 2, 3, and 4 only

• 4 only

Tags

NGSS.MS-ETS1-3

NGSS.MS-PS2-3

What do the magnet and copper coil in this flashlight represent?

• generator

• motor

• electromagnet

• transformer