Planets MCQs - Everyday Science Practice | PakExamPoint
Practise Planets MCQs in Everyday Science. Attempt multiple-choice questions, check answers and revise related subtopics.
Planets MCQs and revision practice
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.
Use these Planets MCQs to identify the facts, rules or methods you need to revise. Where an explanation is available, work through it and write down why your chosen option was correct or incorrect. Revisit difficult questions after reviewing your notes, then use exam mode for timed practice.
زمین اپنے محور کے گرد ایک چکر مکمل کرنے میں کتنا وقت لیتی ہے؟
A. 24 hours
B. 24 hours and 1 mints and 10 seconds
C. 23 hours and 56 mints and 4.9 seconds
D. 23 hours and 30 mints
Check answer and explanation
Answer: 23 hours and 56 mints and 4.9 seconds
Explanation The Earth takes approximately 23 hours, 56 minutes, and 4.9 seconds to complete one rotation on its axis, It is called a sidereal day. This is the time it takes for the Earth to rotate once relative to the fixed stars. The extra 4 minutes is due to the Earth's slightly ellipsoidal shape and the effects of the Moon's gravitational pull.
زیادہ تر تجارتی ہوائی جہاز کس تہہ کے نچلے حصے میں اڑتے ہیں
A. Biosphere
B. None
C. Stratosphere
D. Lithosphere
Check answer and explanation
Answer: Stratosphere
Explanation Commercial jet aircraft fly in the lower stratosphere to avoid the turbulence which is common in the troposphere below. The stratosphere is very dry; air there contains little water vapor.
Explanation The main idea of the solar system was proposed by the Polish astronomer Nicolaus Copernicus (1473-1543). who said that "the Sun is the centre of the Universe " and made the planets move around it in perfect circles (in his book entitled, "On the Revolution of the Celestial Spheres", written in Latin and published in 1543)
Explanation We see the sunrise and sunset because of Earth's rotation about its own axis . Earth is rotating about its own axis from West to East. So, when seen from the Earth, the Sun appears to rise in the East and set in the West ND5-07-2023
Explanation Venus Eight planets in the solar system Venus is the hottest planet in the solar system The black planet is called Venus The second closest planet to the sun is Venus Which is the slowest Rotating Planet? Venus Which planet has no moon ? Venus Number of moons in Venus: 0 Which planet has a similar size to Earth? Venus ND5-5-2023
Explanation Sputnik 1 was the first artificial Earth satellite. It was launched into an elliptical low Earth orbit by the Soviet Union on 4 October 1957 as part of the Soviet space program. ND2-03-2023
Explanation The photosphere is the lowest layer of the Sun's atmosphere. It is the specific part that is visible to the human eye from Earth. The term literally means " sphere of light ," as most of the Sun's visible light is radiated from this layer. It is important to note that the Sun has no solid surface . As it is a giant ball of gas (plasma). So the photosphere serves as its effective visible boundary.
Explanation Earthquake Magnitude Scale Magnitude Earthquake Effects 5.5 to 6.0 Slight damage to buildings and other structures. 6.1 to 6.9 May cause a lot of damage in very populated areas. 7.0 to 7.9 Major earthquake. Serious damage. 8.0 or greater Great earthquake. Can totally destroy communities near the epicenter. ND27122022
کون سا سیارہ سرمائی سیارہ کے نام سے بھی جانا جاتا ہے؟
A. Mercury
B. Jupiter
C. Earth
D. Uranus
Check answer and explanation
Answer: Jupiter
Explanation Jupiter is largest planet our solar system Jupiter Rotates about once every 10 hours Jupiter has 79 satellites Jupiter is the fifth planet Jupiter is known as Winter Planet.
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