Oxford Online English
How to Improve Your English Writing - English Writing Lesson
Learn some simple but effective ways to improve your English writing in this lesson. Contents: 1. Understand your audience 0:33 2. Plan your writing 3:12 3. Organise your ideas into clear paragraphs 5:55 4. Cut empty words and sentences...
Ricochet Science
Math in Science: Comparing Metric Units of Volume
What volume of information about units of volume can your brain possibly hold? The third installment of an 11-part Math in Science video series introduces viewers to metric units of volume, using common objects as examples for...
Ricochet Science
Math in Science: Comparing Metric Units of Mass and Weight
What units should you use for mass and weight? Be sure to weigh your choices carefully. Viewers first discover the difference between mass and weight in the second installment of an 11-part Math in Science video series....
Ricochet Science
Comparing Metric Units of Length
Meet the meter! The fourth installment of an 11-part Math in Science video series prompts viewers to identify meters as the base unit of length. Pupils then use common objects to compare metric units of length.
Ricochet Science
Comparing Metric Units of Measurement
What are metric units of measurement? Viewers learn about the metric system in the first installment of an 11-part Math In Science video series. After reviewing the need for units, viewers learn about different units for length.
Ricochet Science
Scientific Notation and Powers of 10
What do all those measurement prefixes mean? Viewers learn how metric prefixes represent measurement values in the 10th installment of an 11-part Math in Science video series. They then learn how to use powers...
Ricochet Science
Calculating Percentages and Weighted Averages
How do teachers calculate test averages? Viewers learn how to calculate test averages in the fifth installment of an 11-part Math in Science video series. The video consider different situations and grading schemes to calculate weighted...
Ricochet Science
Mean, Mode, Median and Range
Viewers learn how to determine mean, median, mode, and range in the eighth installment of an 11-part Math in Science video series. The hard part's just remembering which is which!
Ricochet Science
Using Trigonometry to Determine the Height of a Tall Object
How can you calculate the height of a tree without having to climb it all the way to the top? The sixth installment of an 11-part Math in Science video series demonstrates how to use trigonometry to determine the height of a tree.
Ricochet Science
Determining a Population's Mean, Range, and Percent of Range
Staticians and researchers can learn many things about a population using just a few numbers. Viewers learn how to describe populations with statistical values in the seventh installment of an 11-part Math in Science video series. The...
Ricochet Science
Understanding the Concept of Standard Deviation
It's getting hot out there! The last installment of an 11-part Math in Science video series, standard deviation and normal distributions to analyze data. Viewers learn how to apply this method to temperature data from past decades to...