Grade Master

Computer Science 1A Final Exam-Questions and Answers Graded A+ Charles Babbage - ANSWER-The father of computing. Invented/designed the difference engine and the analytical engine. Difference Engine - ANSWER-A wholly mechanical computer with only wheels, cogs, and gears. Invented by Charles Babbage. Analytical Engine - ANSWER-1st mechanical computer. Ran off of punched cards. Created by Charles Babbage, but never completed by him. Ada Lovelace helped. Ada Lovelace - ANSWER-She is cons...

Future Energy-Questions and Answers Graded A+

Human Trafficking Test-Questions and Answers Graded A+ What is human trafficking? - ANSWER-The recruitment, transportation, transfer, harboring or receipt of persons: - by the threat or use of kidnapping, force, fraud, deception or coercion, or by the giving or receiving of unlawful payments or benefits - to achieve the consent of a person having control over another person, and - for the purpose of sexual exploitation or forced labor -Forces person to do things agains their will...

Energy 101 Final Exam-Questions and Answers Graded A+ The average Texan consumes how much more energy than the US average? - ANSWER-60% Generally, the richer a country is the more energy it consumes. - ANSWER-True Energy costs in Europe are much higher than in the United States, but their economies are less successful - ANSWER-False Over half the world population does not use the internet - ANSWER-False Which of the following is not a concern related to energy? - ANSWER-None of th...

Future Energy-Questions and Answers Graded A+ Geothermal - ANSWER-Energy source that uses the heat below the Earth's surface to produce steam to spin a turbine. (Renewable) Hydroelectric - ANSWER-Energy source that uses moving water to spin the turbine directly. (Renewable) Solar - ANSWER-Energy source that uses the heat or light energy from the Sun to form electricity. (Renewable) Wind - ANSWER-Energy source that uses moving air directly to spin a turbine. (Renewable) Biomass ...

Biochemistry Exam 2 (Carbohydrates)-Questions and Answers Graded A+ The 2 f-groups in a sugar - ANSWER-Hydroxyl and carbonyl The 2 carbonyl groups in sugars - ANSWER-Aldehyde and Ketone Minimum number of carbons in an aldose - ANSWER-3 Minimum number of carbons in a ketose - ANSWER-4 What's the basis for defining a sugar? - ANSWER-How it behaves in acid Aldose vs. Ketose - ANSWER-Aldose - aldehyde; ketose - ketone Triose - ANSWER-sugar with 3 carbons Tetrose - ANSWER-sugar...

Biology The Origin of Life-Questions and Answers Graded A+

evolution and the history of life exam 1-Questions and Answers Graded A+ absolute dating - ANSWER--the age in years before present; given as a number relative date - ANSWER--the age in terms of the order of events in earth's history; given as a name of the time interval Nicolas Steno what does his principle tell you? - ANSWER--17th century, Florence, Italy -created "steno's principles" which is the basic principles of the science of stratigraphy -principle tells us how to orde...

Biology The Origin of Life-Questions and Answers Graded A+ Life on earth date of origin - ANSWER-between 3.5 and 4 billion years ago Fist living creatures - ANSWER-Prokariotic-like; supported by the fossil record Spontaneous generation (definition) - ANSWER-The origin hypothesis where organisms come to life directly from non-living matter Spontaneous generation (origin) - ANSWER-Origin hypothesis created by Greek philosophers; Aristotle believed that life arose from "slime". Dis-p...

IGCSE Business: Analysis of Accounts-Questions and Answers Graded A+ What do businesses analyse their accounts? - ANSWER-1. Identify strength and weaknesses as well as the strategies to deal with it. 2. Check if the business meets its objective. 3. Improve future business performance The margins that measure business's profitability are: - ANSWER-1. Gross profit margin 2. Profit margin 3. Return on Capital Emplyoed Gross profit margin - ANSWER-shows how much gross profit is earned ...