Chapter 25 Pre-Test Question 1 Part A Miller and Urey’s experiments that attempted to recreate conditions on early Earth were significant because _____. Hint 1. They gave credence to the idea of abiotic synthesis. ANSWER: they showed how polymers could form spontaneously on a clay substrate they produced the first protocells they showed how radiometric dating could be used to give the absolute ages of rocks and fossils proved the endosymbiotic theory they showed that organic
Premium Chemistry Experiment Hydrogen
Plato’s Response to Pre-Socratics and Aristotle’s Theory Plato‚ being a student of Socrates‚ valued the act of challenging another’s thought process. By questioning the mindsets of others‚ he soon realized that many people lacked an explanation for general things. There was no manner in which one could describe what “is”‚ and how humans can come to know such a revelation. Plato sought comprehensive answers in order to provide clarifications for what was around him. Due to his insatiable need to learn
Premium Plato Philosophy Socrates
ritualistic in notion‚ but on a few occasions the women violently clashed with the colonial officers which ultimately led to casualties. This event is known as the Women’s War‚ per Igbo history and the Aba Women’s Riots‚ by British colonial records. In pre-colonial Nigeria‚ women had had a significant role in the social‚ economic and political organizations of Igboland.
Premium Women's suffrage Women's rights United States
CELTA Pre-course task Section 1 Task 1 1. Monolingual‚ adult group classes‚ part time‚ mixed gender‚ similar ability‚ day‚ teachers with English speaking backgrounds 2. After the course finishes I will be teaching the same. Task 2 1. I decided to teach adults because I like to listen to the various life experiences the adults have‚ I also like the adults hunger and willingness to learn. Adults are usually very motivated and make for an interesting class. 2. I find I’m well suited
Premium Past tense Grammatical tense Grammatical tenses
CHAN HO CHING (09625481) ELT1111E Pre-course writing task Alarmingly‚ the globe is running out of resource. On the other hand‚ some countries are military ways to control our valuable resources on the world. Under the fact that Hong Kong has no natural energy resources and we relies much on importing those resource every year‚ in order to maintain Hong Kong’s competitiveness we have to use energy more efficiently. Recently‚ some households and offices are wasting energy due to their unsuitable
Premium Light Turn
DIDACTICS Upstream-Pre—intermediate Virginia Evans-Jenny Dooley USA-2004 Upstream Pre-intermediate is an English course book for adolescents and young learners of English language. It is presented in a student’s book and a workbook‚ with ten units each. This book shows an important influence from the communicative method for students to effectively speak English. Students are encouraged to use the language in classroom to interact with classmates (unit 1 page 11 and 13). Then you can
Premium Student English language
Pre-Socratic View on Change-Motion In our current times‚ we do not stop to think about or question change or motion in our material world. We now know that change and motion exist. Even if we as individuals don’t know the properties and processes that cause change or motion‚ we don’t doubt that they are possible‚ as science has proven that they are in fact plausible. However‚ information about change and motion has not always been so well defined. The unknown aspects of what caused change and
Premium Democritus Philosophy
Babies begin to develop and learn while in their mother’s womb‚ and the last three months of Pre-Birth are crucial for their development. When they are born they can recognize familiar sounds and have developed some taste buds. The brain continues to grow until the age of three‚ this is when the hard-wiring in the brain is almost complete. Babies develop better when they have the best learning experiences from an early age‚ this is important as it helps their brain to develop‚ and shape them into
Premium Childhood Developmental psychology Child
Pre-Diabetes Patient Registry Clinical Problem Pre-diabetes is a state in which blood glucose levels are higher than normal‚ but not within the range of being diagnosed with diabetes. The diagnosis of pre-diabetes has increased by 22 million Americans over the last two years totaling more than 79 million people in the United States (U.S.) over the age of 20 (American Association of Clinical Endocrinologists [AACE]‚ 2011). Unfortunately‚ the diagnosis of pre-diabetes is often missed and
Premium Blood sugar Nutrition Diabetes mellitus
PRE-LAB QUESTIONS: 1) What cations are responsible for water hardness? Ca2+ and Mg2+ are responsible for water hardness 2) Calculate the mass of disodium Ethylenediaminetetraacetate required to prepare 250 mL of a 0.010 M solution. Mass = M x L x MM 0.010 M x 0.250 L x 372.24 g/mol = 0.93g of Na2H2Y 3) What is the molar concentration of the Na2H2Y solution? mol Ca = M x L 0.0107 M x 0.025 L = 2.65 x 10-4 mol if 1 mol of Ca = 1 mol Na2H2Y then: M of Na2H2Y = mol / L 2
Free Hard water Calcium Mole