24-Hour Clock Time Conversion

Why is the 24-hour clock used for things like train and plane schedules?

• To make the clock look more modern.

• To avoid confusion between morning and evening times.

• To show only the hours and not the minutes.

• To make the clock run faster.

In a 24-hour clock, what do the first two digits and the last two digits represent?

• The first two digits are minutes, and the last two are hours.

• The first two digits are hours, and the last two are minutes.

• The first two digits are seconds, and the last two are hours.

• The first two digits are days, and the last two are hours.

If a time is 12:35 a.m. in the 12-hour clock, what is it in the 24-hour clock?

• 12:35 h

• 00:35 h

• 24:35 h

• 12:00 h

How would you write 3 a.m. using the 24-hour clock?

• 15:00 h

• 03:00 h

• 3:00 h

• 00:03 h

Convert 7:00 a.m. to 24-hour clock time.

• 07:00 h

• 19:00 h

• 00:07 h

• 17:00 h

What is 6:00 p.m. in 24-hour clock time?

• 06:00 h

• 18:00 h

• 00:06 h

• 16:00 h

Convert 00:30 h to 12-hour clock time.

• 12:30 p.m.

• 00:30 a.m.

• 12:30 a.m.

• 00:30 p.m.

What is 14:00 h in 12-hour clock time?

• 02:00 a.m.

• 14:00 p.m.

• 02:00 p.m.

• 12:00 p.m.