Description: How to remove micro resistors and capacitors from motherboard or circuit board
Description: Today's practical Math question: How long does light take to travel around the earth? You will need to know the circumference of the earth and the speed of light to solve this question.
Quantitative Chemistry- Sodium bicarbonate and Acetic Acid – How much carbon dioxide is produced Part1
Description: Today we will determine how much carbon dioxide is produced based on mixing 1.0 g of sodium bicarbonate and 20. mL of 5% acetic acid. This science and math word problem requires you to know chemistry and math.
Description: Today we are going to use math and science to build a rechargeable LED light. For the science part, you will need: Rechargeable Lithium Battery, 150 ohm resistor, and white LED light (from Christmas LED lightbulb). For the math part, you...