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.
Free GED Math Tutoring Whole Number Review
Description: In this Part 2 video, I will perform the experiment to see if I can get 290mL of carbon dioxide gas. After three attempts, the maximum percentage yield that I have obtained was less 47%. I will repeat this experiment again in...
Free online math tutoring on ratio and equivalent ratio with word problems. Grade 8 or 9 level. GED preparation.
Free GED Math Tutoring Division Word Problem Free Math Tutoring
Description: I salvaged SMD resistors from broken CFL nightlight to make LED flashlight. Since it has 150 ohm SMD resistor, I can solder together a small portable flashlight powered by rechargeable 250 mAh lithium battery.
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Free GED Math Tutoring Least to Greatest
Description: Free Math Tutorials- How to find prime factors in composite numbers
Description: Free Math Tutorials- How to find the Least Common Multiple (LCM).