Chapter 5: Ancient EgyptChapter 5: Ancient Egypt

Lesson 2: Day 2Lesson 2: Day 2Expanding KnowledgeExpanding Knowledge

Expanding KnowledgeExpanding Knowledge Astronomy-Astronomy-

Studied sky as Studied sky as part of their part of their religion.religion.

5000 years ago, 5000 years ago, noticed a star noticed a star appeared shortly appeared shortly before the Nile before the Nile would flood; now would flood; now called Sirius. called Sirius.

Returned to the Returned to the same position in same position in 365 days, created 365 days, created the first practical the first practical calendar based on calendar based on that information.that information.

• Much knowledge came about as priests studied the world to find ways to please the gods; other advances came in practical ways.

Sirius (Dog Star) Brightest Star in the night sky

Expanding KnowledgeExpanding Knowledge Geometry- Geometry-

Developed the first form of Developed the first form of geometry.geometry.

Nile’s flood waters washed Nile’s flood waters washed away land boundaries; away land boundaries; measured land by using measured land by using ropes knotted at regular ropes knotted at regular intervals.intervals.

Shapes like squares, Shapes like squares, triangles, were sacred to triangles, were sacred to Egyptians. Egyptians.

Used them to construct their Used them to construct their temples and monuments. temples and monuments.

Expanding KnowledgeExpanding KnowledgeMedicineMedicine

Doctors prepared bodies for burial, knew Doctors prepared bodies for burial, knew parts of the body.parts of the body.

Preformed some of the world’s first surgeries.Preformed some of the world’s first surgeries.Used herb medicine.Used herb medicine.Believed heart controlled thought, brain Believed heart controlled thought, brain

circulated blood. circulated blood. Cure for upset stomach, “eat hogs tooth, Cure for upset stomach, “eat hogs tooth,

crushed inside sugar cakes”.crushed inside sugar cakes”.

Expanding KnowledgeExpanding Knowledge HieroglyphsHieroglyphs

3000 B.C. developed 3000 B.C. developed writing system.writing system.

Hieroglyphs- pictures Hieroglyphs- pictures that stand for words that stand for words or sounds.or sounds.

Hieroglyphic Hieroglyphic contained 700 contained 700 characters,characters,

System eventually System eventually contained 6000 contained 6000 characters.characters.

Expanding KnowledgeExpanding Knowledge

Developed paper.Developed paper. Papyrus- paper Papyrus- paper

made from the plant made from the plant of the same name. of the same name.

Cut stems into Cut stems into strips, pressed strips, pressed them, dried them them, dried them into sheets. Rolled into sheets. Rolled sheets into scrolls.sheets into scrolls.

Light, easy to carry.Light, easy to carry. Created some of Created some of

the worlds first the worlds first books. books.