Elapsed Time Mastery for 5th Graders

The video tutorial introduces the concept of elapsed time, explaining it through examples and jokes. It covers methods to calculate elapsed time, including using a timeline and the Z method. The lesson includes practical examples, such as calculating the time taken for homework and travel, and concludes with a humorous note.

What is the definition of elapsed time?

• The time displayed on a clock

• The amount of time that passes between two events

• The time it takes for a clock to tick once

• The duration of a day

What humorous reason was given for the clock being sent to the principal's office?

• It struck at the wrong time

• It was talking too much

• It was running too fast

• It was always behind

How long did Janet spend on her homework?

• 2 hours and 15 minutes

• 2 hours

• 1 hour and 45 minutes

• 1 hour and 30 minutes

What method did the narrator use to calculate elapsed time in the first example?

• The timeline method

• The digital clock method

• The Z method

• The backward calculation method

How can elapsed time be calculated using a timeline?

• By using a stopwatch

• By jumping from start to end time in increments

• By adding the start and end times

• By counting the number of ticks

If Tom needs to be at his office by 8:30 AM and it takes him 1 hour and 45 minutes to get there, when should he leave?

• 7:30 AM

• 7:15 AM

• 7:00 AM

• 6:45 AM

What is the purpose of going backwards in time when calculating elapsed time?

• To correct mistakes in timing

• To make the calculation more complicated

• To find the start time given the end time and duration

• To adjust for daylight savings

What is the total duration of Maria's horseback riding lesson?

• 2 hours and 15 minutes

• 2 hours

• 1 hour and 55 minutes

• 1 hour and 45 minutes

What unique method was introduced for solving elapsed time problems in the last example?

• The Z method

• The timeline method

• The digital clock method

• The backward calculation method

What does a clock do when it's hungry?

• It strikes more often

• It runs fast

• It goes back four seconds

• It stops ticking