קינמטיקה בקו ישר
מיקום-X- מתאר את המקום בו נמצא הגוף ביחס לציר תנועה.
ֹֹֹֹֹֹֹֹֹֹֹֹֹֹֹֹֹֹֹֹֹֹֹהעתק-
- ההעתק מתאר את מידת השינוי במקום , גודלו כגודל המרחק הקצר ביותר בין נקודת תחילת התנועה לנקודת סיום התנועה. אם הגוף נע בכיוון הציר ההעתק הוא חיובי ואם הגוף נע נגד כיוון הציר ההעתק הוא שלילי.
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המהירות -V- מתארת את קצב השינוי במקום . בהתאם לסימן ההעתק , אם הגוף נע בכיוון הציר מהירותו חיובית, ואם הגוף נע נגד כיוון הציר מהירותו שלילית.
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לתנועה במהירות קבועה: הפונקציה מתקבלת מהגדרת המהירות , והיא מתאימה לגוף הנע במהירות קבועה בלבד.
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מהירות ממוצעת
: מהירות קבועה המייצגת תנועה במהירות משתנה. מתקבלת משימוש בהגדרת המהירות לתנועה כלשהי בזמן תנועה לא קטן.
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מהירות רגעית: מהירות הגוף הנע ברגע מסוים, מתקבלת משימוש בהגדרת המהירות בזמן תנועה קטן.
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גרף מקום בתלות בזמן: הגרף מתארת את מיקום הגוף בכל רגע . השיפוע בגרף מתאר את היחס בין הפרש הערכים בציר האנכי להפרש הערכים בציר האופקי. לכן משמעות השיפוע בגרף מקום זמן שווה למהירות.

התאוצה-a- : התאוצה מתארת את קצב השינוי במהירות. כאשר המהירות גדלה התאוצה חיובית וכאשר המהירות קטנה התאוצה שלילית.
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לתנועה בתאוצה קבועה: פתחנו את הפונקציה מהגדרת התאוצה , הפונקציה מתאימה לתנועה בתאוצה קבועה בלבד.
לתנועה בתאוצה קבועה: פתחנו את הפונקציה מפונקציית מקום זמן לתנועה במהירות קבועה , במהירות הצבנו את ביטוי המהירות הממוצעת. לפי ממוצע חשבוני פשוט.
ביטוי זה מתאים לתנועה במהירות קבועה וגם לתנועה בתאוצה קבועה, אך כמו כל ביטוי הוא מתאים לתיאור תנועה אחת בלבד.
ביטוי ריבוע המהירויות: פתחנו אותו מהצבת זמן התנועה מפונקצית מהירות זמן בפונקצית המקום זמן המתאימה לתנועה בתאוצה קבועה. הביטוי מתאים לתנועה בתאוה קבועה בלבד. נוח להשתמש בביטוי ריבוע המהירויות במקרה בו אין התייחסות לזמן התנועה.
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גרף מהירות בתלות בזמן: הגרף מתאר את גודל המהירות בכל רגע , שיפוע הגרף שווה ליחס בין הפרש הערכים בציר האנכי להפרש הערכים בציר האופקי. לכן השיפוע בגרף מהירות זמן שווה לתאוצה. השטח התחום בין ציר הזמן לפונקציה שווה להעתק התנועה.

רשם זמן- מכשיר המשמש לניתוח תנועה תנועה בעזרת נקודות. הזמן בין נקישה לנקישה הוא קבוע. אם המכשיר מבצע 50 נקישות בשנייה, הזמן בין נקישה לנקישה הוא 0.02 שניות. את המרחק בין הנקודות אפשר למצוא בעזרת סרגל, בהתאם לזמן התנועה ולהעתק התנועה אפשר למצוא את המהירות הממוצעת בכל קטע.
חישוב המהירות הרגעית בתנועה במהירות קבועה - יש להשתמש בהגדרת המהירות ולהתייחס למספר מקסימאלי של נקישות כדי להקטין שגיאת מדידה יחסית.
חישוב המהירות הרגעית בתנועה בתאוצה קבועה- בתנועה בתאוצה קבועה המהירות הממוצעת שווה למהירות באמצע הזמן. לכן כדי למצוא את המהירות הרגעית ברגע סימון נקודה מסוימת ,יש למצוא את המהירות הממוצעת בקטע התנועה המתחיל בנקודה לפניה ומסתיים בנקודה אחריה.
חישוב התאוצה- אם נתון שהגוף נע בתאוצה קבועה , אפשר למצוא את המהירויות הרגעיות בזמנים שונים , ולערוך גרף מהירות בתלות בזמן, שיפוע הגרף שווה לתאוצת הגוף.