The Universe
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Preview questions (no answers)
- 1.
The Sun and the eight planets that move around it together form the:
A.Constellation
B.Galaxy
C.Solar System
D.Universe
- 2.
Which of these planets is an 'Inner Planet'?
A.Jupiter
B.Venus
C.Saturn
D.Neptune
- 3.
When the Moon is perfectly round and bright, it is called a:
A.New Moon
B.Full Moon
C.Half Moon
D.Crescent Moon
- 4.
Which planet is the smallest in the Solar System?
A.Mercury
B.Mars
C.Venus
D.Neptune
- 5.
What do we call a person who is specially trained to travel into outer space?
A.Astronomer
B.Astrologer
C.Astronaut
D.Pilot
- 6.
What is the Sun, scientifically speaking?
A.A planet
B.A star
C.A moon
D.An asteroid
- 7.
Any celestial body that orbits a planet is generally called a:
A.Star
B.Satellite
C.Comet
D.Galaxy
- 8.
What is the approximate time taken by the Moon to complete one revolution around the Earth?
A.24 hours
B.365 days
C.27.3 days
D.7 days
- 9.
The gravity on Jupiter is much stronger than the gravity on Earth. What would happen to your mass if you traveled to Jupiter?
A.Your mass would increase significantly.
B.Your mass would decrease significantly.
C.Your mass would remain exactly the same.
D.Your mass would become zero.
- 10.
What was the name of the first human being to walk on the surface of the Moon?
A.Yuri Gagarin
B.Neil Armstrong
C.Buzz Aldrin
D.Rakesh Sharma
Download the worksheet for The Universe - The Solar System to practice offline. It includes additional chapter-level practice questions.
The Sun and Planets
SubtopicThe Sun and Planets under The Universe for Grade 4 ICSE.
Preview questions (no answers)
- 1.
The name of our galaxy is the:
A.Andromeda
B.Milky Way
C.Orion
D.Solar Way
- 2.
Which planet is located between Venus and Mars?
A.Mercury
B.Jupiter
C.Earth
D.Saturn
- 3.
Which of the following does NOT have its own light?
A.The Sun
B.A Star
C.A Planet
D.A Flashlight
- 4.
When the Moon is not visible at all in the sky, it is called the:
A.Full Moon
B.New Moon
C.Half Moon
D.Crescent Moon
- 5.
How would you describe the surface of the Moon?
A.Smooth and grassy
B.Covered with deep oceans
C.Rocky with many craters
D.Flat and sandy
- 6.
Which planet is composed mainly of hydrogen and helium and has a 'Great Blue Spot' and very active weather?
A.Neptune
B.Uranus
C.Jupiter
D.Saturn
- 7.
What is the primary source of energy for the water cycle on Earth?
A.The Moon
B.The Sun
C.The Wind
D.Ocean currents
- 8.
Based on the provided data comparing the number of moons (natural satellites) of the planets, which of the following is the most scientifically accurate reason why the 'Outer Planets' have significantly more moons than the 'Inner Planets'?
A.Their distance from the Sun means they are in a much colder region where moons are more likely to freeze and stay in place.
B.Their much larger mass and size create a stronger gravitational pull that can capture and hold many satellites in orbit.
C.The 'Inner Planets' are older than the 'Outer Planets' and have lost most of their moons over time due to solar heat.
D.The 'Outer Planets' possess thick rings that are constantly breaking apart to form dozens of new moons every single year.
- 9.
Which of the following correctly describes the Earth's position from the Sun?
A.It is the first planet.
B.It is the second planet.
C.It is the third planet.
D.It is the fourth planet.
- 10.
Which planet has the longest day, taking approximately 243 Earth days to complete just one rotation?
A.Mercury
B.Venus
C.Mars
D.Jupiter
Download the worksheet for The Universe - The Sun and Planets to practice offline. It includes additional chapter-level practice questions.
Movements of the Earth (Rotation and Revolution)
SubtopicMovements of the Earth (Rotation and Revolution) under The Universe for Grade 4 ICSE.
Preview questions (no answers)
- 1.
The side of the Earth facing the Sun experiences light. This is called ______.
A.Night
B.Day
C.Winter
D.Eclipse
- 2.
Every 4th year, the calendar has ______ days.
A.364
B.365
C.366
D.367
- 3.
While the Earth revolves, it also ______.
A.Stops rotating
B.Continues to rotate
C.Moves away from the Sun
D.Changes its shape
- 4.
The spinning movement of the Earth is best compared to ______.
A.A ball rolling down a hill
B.A spinning top
C.A bird flying in a line
D.A car driving straight
- 5.
Which movement is responsible for the Earth completing one full 'annual' cycle?
A.Rotation
B.Revolution
C.Spinning
D.Shaking
- 6.
What is the primary effect of the Earth's tilt?
A.It creates the Earth's atmosphere
B.It makes the Earth move in a circle
C.It causes different parts of Earth to receive different amounts of heat
D.It causes the Moon to orbit the Earth
- 7.
If a person is in the part of the Earth facing away from the Sun, what are they experiencing?
A.Day
B.Night
C.Summer
D.Spring
- 8.
If the Earth took 730 days to revolve around the Sun but still rotated every 24 hours, how many seasons would we experience in a single revolution?
A.Two
B.Four
C.Eight
D.None
- 9.
When it is Summer in the Northern Hemisphere, which of these statements is true regarding the Earth's speed in its orbit?
A.The Earth is moving at its fastest speed
B.The Earth is moving at its slowest speed
C.The Earth's speed is constant throughout the year
D.The Earth stops moving during the solstice
- 10.
What would be the effect if the Earth's axis was tilted by (lying on its side)?
A.Each pole would have 6 months of continuous vertical sunlight followed by 6 months of darkness
B.There would be no change from the current seasons
C.The Earth would rotate much faster
D.Day and Night would only happen at the Equator
Download the worksheet for The Universe - Movements of the Earth (Rotation and Revolution) to practice offline. It includes additional chapter-level practice questions.