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the age of the earth and the universe, and that includes the ones we have listed here.Although age indicators are called ‘clocks’ they aren’t, because all ages result from calculations that necessarily involve making assumptions about the past.Ages of millions of years are all calculated by assuming the rates of change of processes in the past were the same as we observe today—called the principle of uniformitarianism.
For example, the amount of cratering on the moon, based on currently observed cratering rates, would suggest that the moon is quite old.
The video also provides information about affective traits that influence students’ language use and benchmark assessment strategies.
This video features a Grade 5/6 teacher and her students engaging in a learning experience on the geographical regions of Canada.
Facts may also be understood as those things to which a true sentence refers.
This collection of videos provides teachers of English language learners with an introduction to understanding language proficiency and using the Benchmarks.