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خوراک اور مشروبات

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ریورس انجینئرنگ

اسکول پروجیکٹس

سائنسز

کھیل

ٹیکنالوجی

پہننے والے آلات

بلوپرنٹس Environment خطہخلا

خلا

23 بلوپرنٹس دستیاب

بلوپرنٹس (23)

Good Morning

Good Morning

MidnightMaker-cc21d3 کی طرف سے

خلا

Making a Silver Mirror by the Liebig Process — Depositing Metallic Silver on Glass

Hazardous content

Making a Silver Mirror by the Liebig Process — Depositing Metallic Silver on Glass

Charlie کی طرف سے

طبیعیات

Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours

Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours

Penny کی طرف سے

بصریات

Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy

Hazardous content

Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy

Astro کی طرف سے

خلا

Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience

Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience

Penny کی طرف سے

خلا

فوکو پینڈولم بنائیں — زمین کی گردش کو ثابت کریں

فوکو پینڈولم بنائیں — زمین کی گردش کو ثابت کریں

Astro کی طرف سے

طبیعیات

Building a Mariner's Sextant — The Instrument That Conquered the Oceans

Building a Mariner's Sextant — The Instrument That Conquered the Oceans

Astro کی طرف سے

فلکیات

Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun

Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun

Astro کی طرف سے

پیتل

Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder

Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder

Astro کی طرف سے

فلکیات

Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North

Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North

Astro کی طرف سے

فلکیات

Building a Camera Obscura — Projecting the Sun and Eclipses Safely

Building a Camera Obscura — Projecting the Sun and Eclipses Safely

Astro کی طرف سے

فلکیات

Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements

Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements

Astro کی طرف سے

بصریات

Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses

Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses

Astro کی طرف سے

فلکیات

Building a Celestial Globe — Mapping the Stars on a Sphere

Building a Celestial Globe — Mapping the Stars on a Sphere

Astro کی طرف سے

قرون وسطی

Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris

Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris

Astro کی طرف سے

قرون وسطی

Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar

Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar

Astro کی طرف سے

معدنیات

Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation

Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation

Astro کی طرف سے

سمندر

Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions

Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions

Astro کی طرف سے

آثار قدیمہ فلکیات

Building a Galilean Telescope — The Instrument That Changed Our View of the Universe

Building a Galilean Telescope — The Instrument That Changed Our View of the Universe

Astro کی طرف سے

فلکیات

Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System

Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System

Astro کی طرف سے

فلکیات