Transportation Systems

Trains have developed over the years as technology has improved. Now, there are electronic trains that do not need conductors to run them. These conductorless electronic trains are beneficial because ____________, but they also have disadvantages such as _____________.

• they tend to run more smoothly and on schedule; not having a human on board to deal with unexpected problems
• the amount of passengers that ride the trains will increase; not being able to make as many stops
• there is more room for passengers; being more expensive to run on a daily basis
• they lower the need for drivers and eliminate jobs; being more expensive for riders

Tags

NGSS.MS-ESS3-4

The global shipping industry plays a central role in driving international trade and economic growth by transporting products between almost every nation in the world. Cargo can be shipped by a variety of methods depending on the terrain (landscape, type of surface) it has to travel, the size or weight of the product and the speed with which it needs to arrive. Which method of shipping would be best to ship 400 lbs of fresh Kobe beef ( a type of steak known to be flavorful and tender) from Japan to California?

• Air freight
• Cargo ship
• Freight Train
• Refrigerated Truck

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

This system provides information concerning the direction of the vehicle.

• Guidance
• Propulsion
• Structural
• Suspension
• Control

Tags

NGSS.MS-PS2-2

This system provides the force that moves the vehicle toward the destination.

• Propulsion
• Structural
• Suspension
• Control
• Guidance

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

This system provides the basic framework of the vehicle.

• Structural
• Propulsion
• Suspension
• Control
• Guidance

This system helps to maintain (fix) the vehicle.

• Support
• Propulsion
• Structural
• Suspension
• Control

Tags

NGSS.MS-ETS1-1

NGSS.MS-PS2-1

This system allows the weight of a vehicle to be carried along.

• Suspension
• Propulsion
• Structural
• Control
• Guidance

Tags

NGSS.MS-ETS1-4

This system allows for changes to the speed and direction of the vehicle. (brakes and steering)

• Control
• Propulsion
• Structural
• Suspension
• Guidance

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

The wheels on a train are part which subsystem?

• Suspension
• Propulsion
• Structural
• Control
• Guidance

The engine on a train is part of which subsystem?

• Propulsion
• Structural
• Suspension
• Control
• Guidance