En Pareja on MSN21 天
8M Women's Day: What's the Deal with the Color Purple?
Purple is the go-to color for March 8th, International Women's Day. We see it everywhere—marches, conferences, posters. But what's the story behind it? Let's dive in!
BBC1 年
Ohm's Law and resistance
The symbol for resistance is R, it is measured in ohms \((\Omega )\). The symbol for current is I, it is measured in amperes \((A)\).