This is the basic force that pulls the plane down to earth due to gravity.

Cars typically have this many axles.

This is a form of transportation system that uses electric trains that can travel at very high speeds.

This is the main reason for why railroad signals are used.

An engineer that designs and maintains public works such as roads, bridges, water and energy systems as well as public facilities like ports, railways and airports.

This is the basic force that opposes the force, weight, and allows a plane to get off the ground.

An 18-wheeler would need this many axles.

This is the state that you built your High Speed Rail in for the High Speed Rail Systems activity.

This is the color used by train traffic controllers to indicate to a train conductor that a track is clear to use.

An engineer who is interested in the engineering behavior of earth materials; they are concerned with construction on or in the ground.

This is the basic force pushing or pulling the plane forward by a propeller or a jet engine.

This is one problem of having High Speed Rails in the United States?

This is the color used by train traffic controllers to indicate to a train conductor that a track is occupied and they cannot use it.

An engineer that plans, designs, operates and manages facilities for any mode of transportation in order to provide for the safe, efficient, economical and environmentally compatible movement of people and goods.

This is the opposing basic force of the air resisting the thrust motion.

These are 3 types of fuel that can be used to power a car.

This is the country near the coast of Asia that has their High Speed Rail System set-up and connects the north and south sections of the country.

This was the activity you did for Railroad Signals day.

An engineer that designs and analyzes the usage of heat and mechanical power for the operation of machines and mechanical systems.

These are the brothers who are credited with inventing and building the world's first successful airplane.

These are the 3 parts of a car you needed choose out of food to build your edible car.

These are the 3 ways you can purchase a train ticket.

This is how long it takes a train to stop if going 55 mph .

An engineer that develops solutions to environmental problems; they are involved in efforts to improve recycling, waste disposal, public health and in the control of water and air pollution.