الانعكاس جريد9 تجريبى

Quiz
•
Science
•
9th Grade
•
Medium
Fatemah Zahraa
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
x
2.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
3.
MULTIPLE SELECT QUESTION
2 mins • 5 pts
اذا كانت زاوية السقوط تساوي 60 فإن الزاوية بين الشعاع المنعكس والمرآة تساوي
60
30
90
120
4.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
سقط شعاع على سطح املس بزاوية سقوط 50ْ . تكون زاوية الانعكاس مساوية لـــ
40ْ
50ْ
90ْ
صفر
5.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
الزاويه المحصوره بين الشعاع الساقط والعمود المقام
زاوية السقوط
زاوية الأنعكاس
الزاوية الحرجة
زاوية الانكسار
6.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
يحدث للضوء ............ عندما يسقط علي سطح عاكس
انعكاس
انكسار
تحلل
7.
MULTIPLE SELECT QUESTION
2 mins • 5 pts
كي يحدث انعكاس للضوء لابد من توفر
مصدر للضوء
ظلام
سطح عاكس للضوء
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