"Choose the fastest means of transportation" Preparation PPT courseware before the inspection

Description

"Choose the fastest means of transportation" Preparation PPT courseware before the inspection

modern transportation methods

think about it

What modern means of transportation are around us?

Choose because you need it

In modern society, people need to use different transportation to strengthen the connections and exchanges of personnel and logistics between regions.

Teaching requirements

Understand the factors to consider when choosing a mode of transportation

Compare the characteristics of transportation modes

Learn to choose transportation modes reasonably according to needs

Review the past and learn the new

1. Modern transportation refers to transportation using ________, ________, ________, ________ and other tools;

2. People compare the image of transportation to the "__________" of economic development;

3. Among various transportation lines, ________ is the most important mode of transportation in our country;

Rail transport

advantage

1. Large transportation volume, fast speed and low freight;

2. Less affected by natural factors and good continuity.

shortcoming

1. High cost;

2. It occupies a large area and has high short-distance costs.

think about it

What factors should be considered when choosing a mode of transportation?

Tip: You can consider both passenger transportation and freight transportation.

Factors to consider for passenger transport modes

how much time is required?

Are the tickets expensive?

Where?

Factors to consider when shipping methods

where to ship

What cargo is being transported?

Is the shipping price expensive?

how much time is required

Is the quantity large?

Freight method selection

Valuable or urgently needed cargo (small quantity) - aviation

Live animals and fresh goods that are easy to die or spoil

Short distance – road transport

Long distance and large quantity - special railway cars

Bulk and heavy cargo (transported over long distances) - water or rail transport

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Update Time: 2024-11-22

This template belongs to science courseware People's Education Press Fourth Grade Science Volume 1 industry PPT template

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