 |  Time, Measuring time 50 Flashcards |  Start |
 | How many seconds are in 0.5 hours? |  Card: 1 / 50 |
| 0.5 hours is equal to 30 minutes, which is 1800 seconds. | Card: 2 / 50 |
| Fill in the blank: A nanosecond is a ___ of a second. | Card: 3 / 50 |
| Thousand-millionth | Card: 4 / 50 |
| True or False: 1.5 days is equivalent to 36 hours. | Card: 5 / 50 |
| True  | Card: 6 / 50 |
| What is the relationship between milliseconds and seconds? | Card: 7 / 50 |
| A millisecond is one thousandth of a second (1/1000 second). | Card: 8 / 50 |
| Riddle: I am a unit of time that is one thousandth of a second. What am I? | Card: 9 / 50 |
| A millisecond. | Card: 10 / 50 |
| Convert 150 seconds into minutes. | Card: 11 / 50 |
| 150 seconds is equal to 2.5 minutes. | Card: 12 / 50 |
| Fill in the blank: 2.5 days is equal to ___ hours. | Card: 13 / 50 |
| 60  | Card: 14 / 50 |
| True or False: 630 minutes equals 10 hours. | Card: 15 / 50 |
| False: 630 minutes equals 10.5 hours. | Card: 16 / 50 |
| What is the decimal representation of half a minute in seconds? | Card: 17 / 50 |
| 0.5 minutes is equal to 30 seconds.  | Card: 18 / 50 |
| Riddle: I am a fraction of an hour that equals 30 minutes. What am I? | Card: 19 / 50 |
| 0.5 hours.  | Card: 20 / 50 |
| What is the total number of minutes in 5 hours? | Card: 21 / 50 |
| 5 hours is equal to 300 minutes. | Card: 22 / 50 |
| Fill in the blank: 2.5 days is equal to ___ hours. | Card: 23 / 50 |
| 60 hours.  | Card: 24 / 50 |
| Calculate the time interval: From 07:04 to 07:57, what is the duration? | Card: 25 / 50 |
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| The duration is 53 minutes. | Card: 26 / 50 |
| True or False: 1.5 minutes is equal to 90 seconds. | Card: 27 / 50 |
| True.  | Card: 28 / 50 |
| Riddle: I measure time in hours and minutes, but I am not a clock. What am I? | Card: 29 / 50 |
| I am a duration.  | Card: 30 / 50 |
| What method can be used to calculate the time interval between two times? | Card: 31 / 50 |
| A number line can be used to break the duration into manageable jumps. | Card: 32 / 50 |
| Fill in the blank: 330 seconds is equal to ___ minutes. | Card: 33 / 50 |
| 5.5 minutes. | Card: 34 / 50 |
| From 07:57 to 10:04, what is the duration in hours and minutes? | Card: 35 / 50 |
| The duration is 2 hours and 7 minutes. | Card: 36 / 50 |
| True or False: 630 minutes is equivalent to 10 hours. | Card: 37 / 50 |
| False; it is equal to 10.5 hours. | Card: 38 / 50 |
| What is the purpose of estimation in time measurement? | Card: 39 / 50 |
| Estimation is used to predict the duration of events, such as a 100-meter sprint or a marathon.  | Card: 40 / 50 |
| What is the total time calculated using Method 1 from 07:04 to 07:57? | Card: 41 / 50 |
| 53 minutes | Card: 42 / 50 |
| Method 2 calculates the time from 07:04 to 08:00 by subtracting ___ minutes from 56 minutes. | Card: 43 / 50 |
| 3 minutes  | Card: 44 / 50 |
| True or False: The duration from 07:57 to 10:04 is 2 hours and 7 minutes. | Card: 45 / 50 |
| True | Card: 46 / 50 |
| Fill in the blank: Different methods may use different numbers of jumps on the number line, depending on how the interval is broken down, such as jumping to the nearest ___ or minute. | Card: 47 / 50 |
| Hour | Card: 48 / 50 |
| Riddle: I can be calculated in minutes or hours, and I often involve adding or subtracting time. What am I? | Card: 49 / 50 |
| Time duration  | Card: 50 / 50 |
| Completed! Keep practicing to master all of them. |  Restart |
