Practise Planets MCQs in Everyday Science. Attempt multiple-choice questions, check answers and revise related subtopics.
Study Planets through multiple-choice questions in Everyday Science. This subtopic contains 341 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.
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سرپل کہکشاں کے بنیادی حصے میں مرکزی روشن خطے کا نام _____ ہے؟
Answer: Galactic bulge
Explanation The galactic bulge is the bright, dense center of a spiral galaxy. It contains old stars . It often a supermassive black hole at the core.
زمین کی تہہ میں سب سے زیادہ کونسا عنصر پایا جاتا ہے؟
Answer: Oxygen
Explanation Most abundant element in Earth crust is Oxygen. Oxygen in the crust is (46.1%). The chemical formula of oxygen (dioxygen) is O 2 . **************** List of 10 Most Abundant Elements in the Earth's Crust Sr# Element Abundance percent by weight 1 Oxygen 46.10% 2 Silicon 28.20% 3 Aluminum 8.23% 4 Iron 5.63% 5 Calcium 4.15% 6 Sodium 2.36% 7 Magnesium 2.33% 8 Potassium 2.09% 9 Titanium 0.57% 10 Hydrogen 0.14%
ایک ایسا جسم جو میٹورائڈ کے ماحولیاتی گزرنے سے بچ جاتا ہے اور زمین تک پہنچ جاتا ہے اسے _____ کہا جاتا ہے؟
Answer: Meteorite
Explanation When a meteoroid enters Earth’s atmosphere, it burns and becomes a meteor (shooting star). If it survives the burn and lands on Earth, it is called a meteorite .
Answer: Shaking of the earth
Explanation Earthquake is caused by movement of a part of the earth's surface on account of the faulting of rocks. Earthquake is a natural event.
ناسا نے 'یوروپا کلپر' کو کس سیارے کے چاند یوروپا پر زندگی کی تلاش کے لیے لانچ کیا؟
Answer: Jupiter
Explanation NASA launched the Europa Clipper Mission to explore Jupiter 's moon. In October 2024, NASA launched this spacecraft to learn whether conditions on Jupite r’s moon could sustain life in what scientists believe could be a deep ocean hidden beneath its icy surface. Note: NASA is the space agency of the USA .
سائز کے لحاظ سے کتنی زمینیں سورج کے برابر ہو سکتی ہیں؟
Answer: 109
Explanation The Sun is approximately 109 times larger than the Earth in terms of diameter. The Sun's diameter is about 1,392,684 kilometers (865,374 miles). The Earth's diameter is about 12,742 kilometers (7,918 miles). So, if you were to line up 109 Earths side by side , they would roughly equal the diameter of the Sun.
زمین کو شمالی اور جنوبی نصف کرہ میں کون تقسیم کرتا ہے؟
Answer: Equator
Explanation The Equator is an imaginary line that divides the Earth into the Northern and Southern Hemispheres . It lies at 0° latitude . It is equidistant from the North and South Poles .
جون 2022 میں دنیا کا سب سے بڑا پودا ربن ویڈ کس ملک نے دریافت کیا؟
Answer: Australia
Explanation The world’s largest plant- the ribbon weed (Posidonia australis) has been discovered off the West Coast of Australia in June 2022.
اپنے محور کے گرد گردش کا سب سے کم وقت والا سیارہ ____ ہے؟
Answer: Jupiter
Explanation The question asks for the planet with the shortest rotation period , which means the planet that rotates the fastest . Jupiter is the correct answer as it rotates the fastest among the given options with a period of 9.9 Earth hours. Mercury has a longer rotation period than Jupiter, while Mars has a similar rotation period to Earth. Venus has the slowest rotation period among the given options. Additional Information Mercury : It has a rotation period of 58.6 Earth days , which is longer than its orbit around the sun. Jupiter : It has a rotation period of 9.9 Earth hours , making it the fastest rotating planet in our solar system. Mars : It has a rotation period of 24.6 Earth hours , which is similar to Earth's rotation period. Venus : It has a rotation period of 243 Earth days , making it the slowest rotating planet in our solar system.
سورج گرہن اس وقت ہوتا ہے جب _______؟
Answer: The moon comes between earth and sun
Explanation A solar eclipse can only take place during the phase of the new moon when the moon passes directly between the sun and Earth and its shadows fall upon Earth's surface.
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