Measurement and Unit Conversion: Problem Involving Time and Light Bulbs, A
This clip presents a practical problem that involves predicting how frequently light bulbs will need to be replaced. The solution includes unit equivalences for converting hours to days and days to weeks.
Measurement and Unit Conversion: Unit Conversion Factors of Time: Hours, Minutes and Seconds
This clip presents unit conversion problems involving sleep that can be solved by utilizing unit equivalences for seconds to minutes and minutes to hours, and then either multiplying or dividing.
Measurement and Unit Conversion: Unit Conversion Factors of Time: Days and Hours
This clip introduces unit conversion factors of time involving days and hours. "It is not important to memorize these factors," the clip explains. "As long as you already know the equivalences, you can figure out the unit conversion factors." The cl...
Measurement and Unit Conversion: Unit Conversion and Cancellation
This clip takes the student through the process of solving problems involving unit equivalences for time. As part of this process, it introduces a number of important terms and concepts, including unit conversion and unit cancellation.
Measurement and Unit Conversion: Summary: Measurement and Unit Conversion
This clip summarizes measurement and unit conversion. The clip explains methods for converting from one unit to another, including "...the method in which we always multiply. This method is called 'unit cancellation.' In unit cancellation, we use a ...
Measurement and Unit Conversion: Problems Involving Time and Machines
This clip presents a practical problem about machines and how long they can go between repairs. The solution involves equivalences for converting years to days and days to hours.
Measurement and Unit Conversion: Units of Measurement and Denominate Numbers
This clip talks about the important role measurement plays in daily life. The clip also explains that denominate numbers, which consist of a number and a unit, are used whenever something is measured. Finally, the clip mentions the United States Cus...
Measurement and Unit Conversion: Exercises in Unit Conversion and Cancellation Involving Weeks and Days
This clip presents problems involving the unit equivalence for weeks and days. In the first of these, the clip states that, "
we are converting from 91 days to an equivalent number of weeks
We will convert the units by multiplying two fractions." ...
Measurement and Unit Conversion: Measuring Time
This clip explains the basic units of time and unit equivalences, including seconds, minutes, hours, days, weeks, months, years, decades and centuries.