1-What is a galaxy ?ما هي المجرة
النجوم ملايين بها في الفضاء جسم
It is a body in space which has millions of stars .
2-What is a star ?ما هو النجم
It is a body in space which reflects light . يعكس الضوء
3-What is a satellite ?ما هو القمر التابع
It is a body which orbits a planet يدور حول كوكب
4-What is a planet ?ما هو الكوكب
It is a body which orbits a star. يدور حول نجم
5-Why are stars not as bright as the moon ?لماذا يكون القمر اكثر لمعانا من النجوم
Because they are very far in space .بعيدة في الفضاء
6-How many planets does the solar system have ?كم عدد الكواكب في المجموعة الشمسية
It has nine planets
7-What are the inner planets ?ما هي الكواكب الداخلية
سطح صلب لها للشمس الأقرب
They are the four planets which are nearest to the sun and they have solid surface .
They are (Mercury , Venus , Earth , Mars ) .
8-How long does the Earth take to orbit the sun ?كم المدة التي تستغرقها الأرض للدوران حول الشمس
It takes 365 days .
كم تستغرق الأرض للدوران حول محورها
9-How long does the Earth take to spin round its own axis ?
It takes 24 hours .
10-What does the Earth’s atmosphere consist of ? مم يتكون الغلاف الجوي للأرض ؟
غازات أخرى بعض بخار ا الأكسجين النيتروجين يتكون من
It consists of nitrogen , oxygen water vapour and some other gases .
11-Why does the Earth have seasons ? ما سبب وجود فصول مناخية على الأرض ؟
بزاوية مائل عمودي غير محورها
Because its axis is not vertical .It is tilted at an angle of about 23º
13-Why is Earth a unique planet ? ما الذي يجعل الأرض كوكبا فريدا من نوعه
بخار الماء الأكسجين يحتوي على غلاف جوي لها
Because it has an atmosphere which contains oxygen and water vapour .
It has a solid surfaceسطح صلب and it has seasons .فصول مناخية
Vocabulary Exercises
1- A………………. is a body in space which reflects light of the star .
a-star b- planet c- satellite d- galaxy
2- A………………. is a body in space which orbits a star .
a-star b- planet c- satellite d- galaxy
3- A………………. is a body in space which has millions of stars .
a-star b- planet c- satellite d- galaxy
4-A………………. is a body in space which radiate light .
a-star b- planet c- satellite d- galaxy
5-Earth has a solid surface because ………………….. .
6-a- it is near the sun it is far from the sun
c- its axis is tilted it is the only which has oxygen
7-Earth has seasons because ………………….. .
a- it is near the sun it is far from the sun
c- its axis is tilted it is the only which has oxygen and water .
8-Earth is a unique planet because ……………………. .
a- it is near the sun it is far from the sun
c- its axis is tilted it is the only which has oxygen and water .
9-Earth takes ……………. To spin round its own axis .
a- a year b- one day c- a season d- a month
10-Earth …………………. To orbit the sun .
a- a year b- one day c- a season d- a month
The Earth
صلب المريخ كواكب داخلية
Earth is third of the inner planets of the Sun It is twice as big as Mars . It has a solid
دورة كاملة تقريبا سطح
surface .it takes approximately 365 days to make a complete orbit of the Sun .It takes
يتكون من غلاف جوي محورهـــــا حول تدور
twenty four hours to spin round its own axis . Earth has an atmosphere consists of
فصول غازات
Nitrogen ,Oxygen and some other gases . Earth has seasons because its axis is not
كوكب وحيد فريد من نوعه مائل عامودي
vertical .It is tilted at an angle of 23º . Earth is a unique planet .It is the only planet
نعتني بها غلاف جوي حياة
that has got life on it. It also has an atmosphere that helps us to live .We must care for
حيث نستطيع العيش المكان الوحيد
our planet because it is the only place where we can live .
Word Study Exercises
| Angle زاوية cares for يهتم بـ complete كامل / يكمل exists يوجد hemisphere نصف الكرة الأرضية lack of نقص / عدم كفاية | melts يذوب millions ملايين outer خارجي vertical عامودي radiator مشع soft ناعم | reflects يعكس solar system المجموعة الشمسية spins يدور حول محوره stationary ثابت unique وحيد من نوعه universal عالمي / كوني |
تذوب يسخن
1-If you heat ice , it melts .
جزء خارجي سطح الأرض
2-The earth's surface is its outer part .
الوحيد فريد من نوعه
3-The sun is unique in the Solar system . It is the only star .
كاملة الجملة
4-Majed did not write the last word . His sentencewas not complete .
تعكس المرآة
5-We can see ourselves in a mirrorbecause it reflects l تعتني بـ الممرضة
6- A nurse is a person who cares for sick patients .
يعيش يأكل
7- My brother eats almost nothing . He exists on 1.000 calories a day .
الشمس زاوية
8- People used to tell the time by the angleof the sun .
غاز نيتروجين
9-There is more nitrogen in Earth's atmosphere than any other gas.
نصف الكرة الأرضية
10-On Earth , most water is in the southern hemisphere .
المجموعة الشمسية نجم
11-There is only one star in the Solar System .
جبال أكسجين
12- Climbers often need extra oxygen on very high mountains .
نقص الفضاء
13- In space, there is a lack of air . So, planes can not fly there .
متحرك ثابت
14- It is easier to hit a stationary object than a moving one .
مليون
15- The sun is over 90 million miles away from Earth .
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