"Seconds of Understanding" Hours, Minutes and Seconds PPT Courseware 2

"Knowledge of Seconds" Hours, Minutes and Seconds PPT Courseware 2 1. Teaching materials 1. Textbook analysis: 2. Teaching objectives Knowledge objectives: To enable students to recognize the second hand on the clock face, understand the time unit second, and know that 1 minute = 60 seconds. Initially establish the concept of time in seconds. Ability goal: Students can develop their own observation ability and imagination in open activities, and gradually develop preliminary mathematical thinking ability through seeing, talking, and doing. Emotional goal: to initially establish the time concept of 1 minute and 1 second, experience the connection between mathematics and life, infiltrate the education of cherishing time, and educate students to cherish every minute and every second. ... ... 3. Talking about the teaching process (1) Situation introduction, perception of "seconds" (2) Guiding exploration, understanding of seconds, exploration 1 minute = 60 seconds 4. Consolidation exercises: 1. Fill in the blanks and move the second hand 3 The small grid is ( ) seconds, 5 seconds to go ( ) small grid, 10 seconds to go ( ) small grid, 1 large grid, ( ) small grids, 30 small grids, ( ) large grids, 1 circle, ( ) One large grid ( ) and one small grid second hand circle is ( ) seconds, which is ( ) minutes, 1 minute = ( ) seconds 5), appreciation of time quotes: 1. To win time is to win everything. ----------Lenin 2. Time is life, time is speed, and time is power. ----------Lu Xun 3. He who gives up time, time also gives up him. ----Shakespeare This courseware gives a comprehensive introduction to Miao's understanding through small exercises, which improves students' learning interest and helps students better understand and keep in mind the knowledge points of Miao's understanding. It is a very good classroom teaching courseware. Keywords: hours, minutes and seconds courseware, seconds to know courseware, Xinrenjiao version third grade mathematics PPT courseware, third grade mathematics slide courseware download, hours, minutes and seconds PPT courseware download, seconds to know PPT courseware download, .ppt formatMore about "Knowledge of Hours, Minutes, Seconds" PPT courseware, please click the tab of Knowing Hours, Minutes, Seconds ppt. "Knowledge of seconds" PPT courseware 6: "Knowledge of seconds" PPT courseware 6 Learning objectives: 1. Know seconds. 2. Make students realize the preciousness of time and cherish it. Observation: What happens to the minute hand when the second hand makes a circle? Thinking: What is the relationship between minutes and seconds? ... ... ... Fill in appropriate.. "Seconds of Knowledge" Hours, Minutes, and Seconds PPT Courseware 5: "Seconds of Knowledge" Hours, Minutes, and Seconds PPT Courseware 5 The plane travels about 250 meters in 1 second. A car travels about 20 meters in 1 second. The satellite travels about 7900 meters in 1 second. Thousands of parts can be produced in one second on the assembly line of a modern factory. Some computers can complete 3 trillion calculations in one second. "The Knowledge of Seconds" Hours, Minutes and Seconds PPT Courseware 4: "The Knowledge of Seconds" PPT Courseware 4 Seconds Understanding How to measure the time with seconds as the unit? Measures a very short period of time, usually with a fractional fraction of a second. ... ... Use your brain: How long does it take for the second hand to go from number 3 to number 6? minute hand from..