How was stained glass made in medieval times? During medieval times, stained glass windows were made from a combination of sand and potash (wood ash). These two ingredients were heated to the point where they’d liquify and become glass when cooled. In order to color the glass, powdered metals were added into the molten (heated) […]
How does social media affect the teenage brain?
How does social media affect the teenage brain? For many teens, social media can become almost addictive. In a study by researchers at the UCLA brain mapping center, they found that certain regions of teen brains became activated by “likes” on social media, sometimes causing them to want to use social media more. Is social […]
What is the main theme of the story There Will Come Soft Rains?
What is a vault in a church?
What is a vault in a church? A crypt (from Latin crypta “vault”) is a stone chamber beneath the floor of a church or other building. It typically contains coffins, sarcophagi, or religious relics. What is a vault in construction? Vault, in building construction, a structural member consisting of an arrangement of arches, usually forming […]
When was Christianity made illegal in the Roman Empire?
When was Christianity made illegal in the Roman Empire? The Edict of Serdica, issued in 311 by the Roman emperor Galerius, officially ended the Diocletianic persecution of Christianity in the East. With the publication in 313 AD of the Edict of Milan, persecution of Christians by the Roman state ceased. Who founded the church at […]
What are the double complementary colors?
What are the double complementary colors? A double complementary scheme is when two hues (colors) are next to each other on the color wheel and are paired with two adjacent hues on the opposite side. This overall creates a color palette of four hues that are adjacent but opposite such as blue-green, blue, orange, and […]
What are the 2 colors that make purple?
What inspires Jeff Koons?
What inspires Jeff Koons? Balloons and inflatable toys have provided the inspiration for much of Koons’ work over the decades since 1978 when he began with them. Discussing his famous series of oversized Balloon Dog sculptures, he noted that “It’s a balloon that a clown would maybe twist for you at a birthday party…they’re like […]
How many composers wrote 9 symphonies?
How many composers wrote 9 symphonies? Numerous composers after Beethoven have composed more than 9 symphonies, including Andrzej Panufnik (10), Peter Maxwell Davies (10), Hans Werner Henze (10), Eduard Tubin (10), William Schuman (10; his first two were withdrawn), Alun Hoddinott (10), David Diamond (11), Joachim Raff (11), Edmund Rubbra (11), Robert … Why did […]
What are the 4 types of machine guards?
What are the 4 types of machine guards? There are four general types of guards: Fixed. Interlocked. Adjustable. Self-adjusting. What type of safety device physically prevents machine operation? Gates What is a pullback device? Pullbacks/pullouts are used as safeguarding devices on both full and part revolution power presses. They are similar to restraints, but pullbacks […]