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PDF · CH. 21 · p.612

The Progressive Era and the age of invention

wing warping, not ailerons!

FLASHCARD

3 / 12

Where did the Wrights first fly?

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PRACTICE EXAM

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tutor

You missed "wing warping" twice. I made two cards and put them on top of today's stack.

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Apollo 11 in Rex: the lunar module on the real Tranquility Base terrain, an astronaut walking beside it
3D · APOLLO 11 · TRANQUILITY BASE
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Two lanterns on a table in the Old North Church scene

Old North Church, 1775

The flame test chemistry lab with classmates at the benches

Flame test lab

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Titanic, 1912

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GROUP BOARD · HIST 1302

Exam 2 review: everyone adds one card per chapter.

PODCAST · REX AND MIA · 14 MIN

Chapter 21, as a conversation

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