Multimedia Questions
قانون نيوتن الثالث
قانون نيوتن الثالث هو أحد قوانين الحركة التي وضعها نيوتن وهو:لكل فعل قوة رد فعل مساوية لها بالمقدار ومعاكسة لها بالاتجاة تعملان على نفس الخطوتؤثران على جسمين مختلفين تمعنوا في هدا المقطع واجيبوا على السؤال: اي الجمل التالية تتفق مع قوتي الفعل ورد الفعل المشار اليها المشار اليها في قانون نيوتن الثالث "في الحركة" : ... Continue Reading
  • 2017-03-29
  • 0 Comments
  • 199 Views
  • 1 Map points
  • Multidisciplinary Kasra_Samia
נשיא המדינה
הסבר  הסבר  הסבר מיהו נשיא המדינה? ... Continue Reading
  • 2020-11-15
  • 0 Comments
  • 30 Views
  • 0 Map points
  • Technion Israel Institute of Technology
هجرة الطيور
إنّ هجرة الطيور هي حركة موسميّة واسعة النطاق من وإلى مناطق تكاثرها. يقوم متطوّعون كل سنة بإحصاء الطيور المهاجرة في مواقع معيّنة. يُمْسِك العلماء ببعض الطيور ويضعون على سيقانها علامات على شكل حلقات ملوّنة وأعلام. يستخدم العلماء مشاهدة الطيور المعلَّمة والإحصاء الذي يقوم به المتطوّعون لتحديد   مسارات هجرة الطيور تتجمع أغلبيّة الطيور المهاجرة في منطقة معيّنة ثم تهاجر في مجموعات كبيرة... Continue Reading
  • 2017-12-30
  • 0 Comments
  • 221 Views
  • 0 Map points
  • Technion Israel Institute of Technology
Potential energy
 Every object in nature that located at certain height and gravity  acting on it has potential energy.  We can calculate use the equation Up=m*g*h.  The energy released when the object falls.In elevating system we use weigh... Continue Reading
  • 2016-04-30
  • 0 Comments
  • 784 Views
  • 0 Map points
  • dina
Heavy as a rock and Light as a feather. Do Different items fall differently?
More then 2300 years ago, Aristotle (a greek philosopher) claimed that due to the fact that a Rock is heavier from a Feather, the rock will reach ground before the feather if they fall from high level point.  The phrases "heavier as a rock" a... Continue Reading
  • 2015-11-28
  • 3 Comments
  • 504 Views
  • 5 Map points
  • Technion Israel Institute of Technology
The direction of Coriolis force in Northern Hemisphere and Southern Hemisphere.
Background:Coriolis force is an inertial force  that acts on objects that are in motion relative to a rotating reference frame. A commonly encountered rotating reference frame is the Earth. The Coriolis effect is caused by the rotation of the Ea... Continue Reading
  • 2016-08-17
  • 0 Comments
  • 756 Views
  • 0 Map points
  • Technion Israel Institute of Technology
قانون نيوتن الثاني
كيف يمكن معرفة اذا الجسم يتحرك بتسارع او بتباطئ من خلال داله؟  ... Continue Reading
  • 2018-05-23
  • 0 Comments
  • 175 Views
  • 1 Map points
  • Maghar
Backgammon Game
Consider throwing a coin multiple times. Even huge amount of times. Let's discuss - what would be the number of times you would get a particular side out of the total number of throws? Let's see that in any occasion of throwing a symmetri... Continue Reading
  • 2017-05-23
  • 1 Comments
  • 612 Views
  • 0 Map points
  • Technion Israel Institute of Technology
complex numbers multiplication
 A сomplex number is represented by z=a+bi , a and b are real numbers and i is the imaginary unit ,satisfying the equation i2 = −1. For more information about complex numers link to: http://blossoms.mit.edu/videos/lessons/comple... Continue Reading
  • 2017-05-15
  • 1 Comments
  • 366 Views
  • 2 Map points
  • Technion Israel Institute of Technology
Relationship between specific heat capacity of water and the sea breeze
The amount of heat required to increase the temperature of a substance by 1 degree Celsius is quantified as heat capacity, and this value determines how well a substance retains the heat.Water has a relatively high heat capacity at 4.18 J/g*C, which ... Continue Reading
  • 2016-08-16
  • 0 Comments
  • 856 Views
  • 1 Map points
  • Beihang University
How do soap clean your hands ?
Watch the video below and then answer the question The picture below will help you to understand more! You can also watch this video :                               &nbs... Continue Reading
  • 2015-12-04
  • 7 Comments
  • 1300 Views
  • 7 Map points
  • Technion Israel Institute of Technology
Combining dish soap and milk
The milk constituents:The soap molecule constitute:What happens when we combine dish soap and milk? ... Continue Reading
  • 2015-11-28
  • 2 Comments
  • 963 Views
  • 5 Map points
  • Technion Israel Institute of Technology
Fossils arround the world
What are fossils?  Fossils are traces of plants, animals, fishes, and other organisms from the remote past. Scientists have learned that rocks are stacked in layers containing fossils with the oldest fossils at the deepest layers, and the ... Continue Reading
  • 2016-04-29
  • 0 Comments
  • 509 Views
  • 3 Map points
  • Technion Israel Institute of Technology
ריבוי המדוזות בחופי ארץ ישראל
  כפי שראינו בסרטון, לשינויי הטמפרטורה והזיהום יש השפעה ישירה ועקיפה על אוכלוסיות המדוזות, הדגים וצבי הים. לדוגמא: הורדת הזיהום תגדיל את כמות הצבים, דבר שיגרור ירידה בכמות המדוזות, בשל היות הצבים טורפי מדוזות. שאלה: בשנה מסוימת, נמדדו הכמויות הממוצעות בישראל לאורך שפת הים התיכון של המדוזות, הדגים וצבי הים. כמו כן נמדדה טמפרטורת המים והוערכה רמת הזיהום. התוצאות מובאות בג... Continue Reading
  • 2016-12-29
  • 11 Comments
  • 612 Views
  • 7 Map points
  • Technion Israel Institute of Technology
Why does Earth have deserts?
Take a look at a physical map of the world. You can notice that all deserts on our Earth are located at approximately thirty degrees on either side of the equator.     Learn what is the reason for that phenomenon from the video below ... Continue Reading
  • 2015-12-03
  • 3 Comments
  • 1944 Views
  • 6 Map points
  • Technion Israel Institute of Technology
תכנות
כתוב תוכנית שמדפיסה את כל המספרים המתחלקים ב2 ... Continue Reading
  • 2016-11-13
  • 1 Comments
  • 152 Views
  • 0 Map points
  • ORT Braude College of Practical Engineers
Question in C3 (Advanced)
בנה פונקציה אשר מוגדרת באופן הבא: int func (chat *str) הפונקציה מקבלת כקלט מחרוזת שמורכבת מסוגריים רגילים (,), או מסולסלים בלבד {,}, הפונקציה בודקת תקינות הקלט, כלומר היא מכילה תווים שמורכבים רק מהסוגריים האלה. אם לא מחזירה 0. אם הקלט תקין, הפונקציה תחזיר 1 אם מצב הסוגריים הוא תקין מבחינת חוקי שפת C, כלומר זה מורכב מסדרת סוגריים נפתחים ונסגרים בהתאם. לדוגמא: א. {()} קלט תקין ב. {{(}... Continue Reading
  • 2016-12-25
  • 0 Comments
  • 295 Views
  • 9 Map points
  • Technion Israel Institute of Technology
תוכנה
תוכנית אשר קולטת תווים למחרוזת דינאמית  עד שיקלט התו "." התוכנית תתציב בקובץ טקסט את התווים בסדר עולה לקובץ טקסט בשם CHAR מ A-Z בקובץ חדש בשם ARR את המספרים מ 0-9 בסדר עולה. למשל קלט:.Z9DE254DZMA788  בקובץ CHAR:ADDEMZ בקובץ ARR:2457889 ... Continue Reading
  • 2016-11-16
  • 0 Comments
  • 194 Views
  • 5 Map points
  • ORT Braude College of Practical Engineers
Plastic recycling
Plastic is manufactured by the polymerization process, which connects monomers to create polymers. Common types of polymers in our lives are presented in the table below: Example... Continue Reading
  • 2015-11-30
  • 2 Comments
  • 546 Views
  • 5 Map points
  • Technion Israel Institute of Technology
Sea level rise risk
Sea level is a term describing the altitude of the water at sea(Haifa) picture taken by :dina izGlobal warming due to human activity has countless examples all over the world.Global warming is basically the constant rise of the world average temperat... Continue Reading
  • 2016-05-15
  • 5 Comments
  • 881 Views
  • 8 Map points
  • dina