Stars & Constellations — Homi Bhabha Class 6 Physics MCQs with Solutions
Free Homi Bhabha Class 6 Physics Stars & Constellations MCQs with step-by-step solutions (10 questions). Part of Our Universe & Astronomy. Practise online on Prepizo — no login needed.
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Questions with solutions
Q1 — Stars & Constellations · easy · theory
Which star is the closest to the Earth?
A. The Moon
B. Polaris
C. The Sun ✓ Correct
D. Sirius
Solution: The Sun is the star nearest to Earth. (The Moon is not a star.)
Q2 — Stars & Constellations · easy · theory
Stars are made mostly of very hot …
A. Water
B. Gas ✓ Correct
C. Rock
D. Ice
Solution: Stars are enormous balls of hot glowing gas.
Q3 — Stars & Constellations · easy · theory
Why do stars look like tiny points of light in the sky?
A. They are really small
B. They are broken
C. They are very, very far away ✓ Correct
D. They are cold
Solution: Stars are huge, but they look tiny because they are extremely far from us.
Q4 — Stars & Constellations · easy · theory
A group of stars that seems to form a pattern or picture in the sky is called a …
A. Comet
B. Planet
C. Constellation ✓ Correct
D. Galaxy
Solution: A star pattern in the sky, such as Orion, is called a constellation.
Q5 — Stars & Constellations · medium · theory
Which star stays almost still in the northern sky and helps travellers find directions?
A. Venus
B. Sirius
C. The Sun
D. Polaris (the North Star) ✓ Correct
Solution: Polaris, the North Star, appears fixed in the north and has long been used to find direction.
Q6 — Stars & Constellations · medium · theory
Why do stars appear to twinkle when we look at them at night?
A. They blink on and off
B. They keep coming closer
C. Their light bends as it passes through moving air ✓ Correct
D. They spin very fast
Solution: Starlight bends a little as it passes through the moving air above us, making stars seem to twinkle.
Q7 — Stars & Constellations · medium · theory
Not counting the Sun, which is the brightest star seen in the night sky?
A. Sirius ✓ Correct
B. The Moon
C. Polaris
D. Mars
Solution: Sirius is the brightest star in our night sky. (Mars is a planet and the Moon is not a star.)
Q8 — Stars & Constellations · medium · theory
The huge group of billions of stars that includes our Sun is called the …
A. Orbit
B. Solar System
C. Milky Way galaxy ✓ Correct
D. Constellation
Solution: Our Sun is one of billions of stars in a galaxy called the Milky Way.
Q9 — Stars & Constellations · hard · theory
Which colour of star is the hottest?
A. Yellow
B. Orange
C. Red
D. Blue ✓ Correct
Solution: Blue-white stars are the hottest, while red stars are the coolest.
Q10 — Stars & Constellations · hard · theory
The constellation Orion is easy to spot by a short row of three bright stars called Orion’s …
A. Crown
B. Tail
C. Ring
D. Belt ✓ Correct
Solution: Three bright stars in a line across Orion form the well-known "Orion’s Belt".