"Celebrating New Year's Day" PPT courseware

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"Celebrating New Year's Day" PPT courseware

You know: what can you do in one second?

The plane travels about 250 meters per second

The train travels approximately 55 meters per second

Jet aircraft travel about 500 meters per second

Satellites travel approximately 7,900 meters per second

Some computers can complete 3 trillion operations per second

The second hand moves through 1 large grid in total, which is 5 small grids. It's 5 seconds.

The second hand moves through 3 large divisions in total, which is 15 small divisions. It's 15 seconds.

The second hand travels through 6 large divisions in total, which is 30 small divisions. It's 30 seconds.

Everyone is round and round,

12 brothers,

Each has 5 babies,

60 The babies held hands and formed a circle closely;

The hour hand is short and thick, and it moves lazily in large divisions, one hour at a time;

The minute hand is slender and long, and it moves in large steps without any rush or slowness. It takes 5 minutes at a time;

The second hand aunt is slimmer and runs around in a hurry, taking only 1 minute to complete one lap;

Look at this group of people, telling the time depends entirely on him.

Mark “√” for correct answers and “×” for wrong answers.

(1) The hour hand moves from 8 to 9 and passes 1 hour. ( )

(2) The minute hand moves from 8 to 9, and 1 minute passes. ( )

(3) The second hand moves from 8 to 9 and passes 5 o'clock. ( )

(4) The second hand moves one circle on the clock face, and the minute hand moves one small division. ( )

(5) The minute hand moves one circle on the clock face, and the hour hand moves one small division. ( )

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Update Time: 2024-11-21

This template belongs to Mathematics courseware Qingdao Edition Third Grade Mathematics Volume 1 industry PPT template

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