science

Thousand Mile Tree

Thousand Mile Tree is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Thousand Mile Tree rather than just read about it. In short: Thousand Mile Tree is a pine tree located in Weber Canyon near the community of Henefer, Utah along the Overland Route of the Union Pacific Railroad. In January 1869, graders of the railroad found a similar tree standing next to the line they were constructing, which by coincidence marked the western progress of exactly one thousand miles of road from Omaha, Nebraska/Council Bluffs, Iowa, the eastern terminus of the…

Key takeaways

Thousand Mile Tree belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Thousand Mile Tree to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Thousand Mile Tree from memory before moving on to harder problems.

Reference excerpt

Thousand Mile Tree is a pine tree located in Weber Canyon near the community of Henefer, Utah along the Overland Route of the Union Pacific Railroad. In January 1869, graders of the railroad found a similar tree standing next to the line they were constructing, which by coincidence marked the western progress of exactly one thousand miles of road from Omaha, Nebraska/Council Bluffs, Iowa, the eastern terminus of the First transcontinental railroad. The original Thousand Mile Tree was found standing along the Weber River, adjacent to the under-construction grade of the westbound Union Pacific section of the transcontinental line in what is known as Wilhelmina's Pass, at an elevation of 5,257 feet (1,602 m) above sea level. According to Utah rail historian and writer Don Strack, in his article Eastbound To Wahsatch—Union Pacific's Route Through Weber and Echo Canyons, about one week following 15 January 1869, the “tracks reached the site of a large tree, 90 feet (27 m) tall, that happened to be exactly 1,000 miles from Omaha, and soon a sign was hung from the tree clearly stating that fact.

"The tree was in the middle of a gorge between Henefer in the Upper Weber Valley and Devil’s Slide, a unique geological formation of twin limestone ridges running vertically from the canyon floor. Along with the Thousand Mile Tree, Devil's Slide immediately became a sight to be seen by all passing trains. The gorge just east of Devil’s Slide was named Wilhelmina's Pass and was the subject of several views by Union Pacific’s official photographer A. J. Russell for his stereographic tour of the new line. Although the gorge was changed significantly to accommodate today’s Interstate 84, most early trains stopped to allow passengers to appreciate the landmark, and several excursion trains from Ogden were arranged to see Wilhelmina's Pass, the Thousand Mile Tree, and Devil’s Slide.” By 1900, the original Thousand Mile Tree had died and it was removed in September of that year. Later modifications to the line reduced the mileage at that point from 1000 miles to 959.66 miles (1,544.42 km), but in 1982, Union Pacific planted a new tree to commemorate the site. This particular tree stands today within a special fenced enclosure along the original transcontinental line, where it has grown to over 30 feet (9.1 m) tall.

In 2016 a drawing of the "Thousand Mile Tree" by Jim Stitt was featured on the label artwork of the 42nd annual "Our Special Ale" brewed by Anchor Brewing.

References

External links

Union Pacific Railroad History The Transcontinental Railroad Youtube-Video of a train passing the tree

Illustrations

Worked examples

Example 1 — a first encounter with Thousand Mile Tree

Start with the simplest possible case. Write down what Thousand Mile Tree claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Thousand Mile Tree before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Thousand Mile Tree ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Thousand Mile Tree

In research: Thousand Mile Tree appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Thousand Mile Tree in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Thousand Mile Tree is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1869 in the United States, American frontier, First transcontinental railroad, so understanding it makes those chapters shorter.
In everyday life: Look for Thousand Mile Tree outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Thousand Mile Tree in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Thousand Mile Tree means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Thousand Mile Tree out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Thousand Mile Tree in simple terms?

Why does Thousand Mile Tree matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Thousand Mile Tree?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Thousand Mile Tree.