Earth, Space, and Gravity
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Life in Space: Astronaut Perspectives
SubtopicLife in Space: Astronaut Perspectives under Earth, Space, and Gravity for Grade 5 CBSE.
Preview questions (no answers)
- 1.
Which of these tools would an astronaut use to see distant planets more clearly?
A.Microscope
B.Telescope
C.Stethoscope
D.Periscope
- 2.
What prevents the Earth's atmosphere from floating away into space?
A.Clouds
B.The Sun's heat
C.Earth's Gravity
D.The Moon's pull
- 3.
If you are on the Moon, will you weigh more or less than on Earth?
A.More
B.Less
C.The same
D.Zero weight
- 4.
What did Sunita Williams do for most of her time in space?
A.She took rest
B.She conducted scientific experiments
C.She watched movies
D.She painted pictures
- 5.
Which force helps us to stay on the Earth and prevents us from flying off into space?
A.Earth's magnetic pull
B.The pull of the Sun
C.Earth's gravitational pull
D.Atmospheric pressure
- 6.
According to Sunita Williams, how did the Earth look from space?
A.Like a giant map with names of countries
B.Like a beautiful, glowing sphere with no visible borders
C.Like a flat plate
D.Like a dark square
- 7.
Why do astronauts' faces often look 'puffy' or swollen in photos taken in space?
A.They eat too much
B.They don't get enough sleep
C.Blood and fluids shift toward the head in microgravity
D.The air pressure is too high
- 8.
Why do astronauts use a 'canister of Lithium Hydroxide' in their portable life support systems during a spacewalk?
A.To provide extra energy for the suit's lights.
B.To chemically remove carbon dioxide from the air they are breathing.
C.To generate oxygen from the moisture in their breath.
D.To keep the drinking water cool.
- 9.
What is 'space adaptation syndrome'?
A.The ability to speak multiple languages after living with international crews.
B.The nausea and disorientation felt as the brain tries to understand the lack of gravity.
C.The process of the skin becoming tougher to survive the vacuum.
D.The change in DNA that happens after spending a year in orbit.
- 10.
Why do astronauts need to be carefully monitored for 'radiation exposure'?
A.Because they are closer to the Earth's core in the ISS.
B.Because they are above the Earth's atmosphere, which usually shields us from harmful cosmic rays.
C.Because the space station's batteries leak radiation every day.
D.Because they eat food that has been treated with radiation to stay fresh.
Download the worksheet for Earth, Space, and Gravity - Life in Space: Astronaut Perspectives to practice offline. It includes additional chapter-level practice questions.
Understanding Gravity and Airlessness
SubtopicUnderstanding Gravity and Airlessness under Earth, Space, and Gravity for Grade 5 CBSE.
Preview questions (no answers)
- 1.
Why does a spaceship need a heat shield when returning to Earth's atmosphere?
A.To protect against the sun's rays
B.To protect against friction with the air
C.To keep the astronauts warm
D.Because space is very hot
- 2.
If an object is moved from the Earth's surface to the top of a very high mountain, its weight will:
A.Increase slightly
B.Decrease slightly
C.Remain exactly the same
D.Become double
- 3.
Which gas is most important for humans to breathe in the Earth's atmosphere?
A.Nitrogen
B.Carbon dioxide
C.Oxygen
D.Hydrogen
- 4.
Which of these is a result of Earth's gravity?
A.Rain falling to the ground
B.Rivers flowing downstream
C.Atmosphere staying around Earth
D.All of the above
- 5.
What is the primary force that determined the structure and motion of our entire solar system?
A.Magnetism
B.Electricity
C.Gravity
D.Air pressure
- 6.
Why does a feather fall slowly on Earth but would fall much faster in a vacuum chamber on Earth?
A.In a vacuum, gravity is stronger
B.The vacuum removes the air resistance that slows the feather down
C.The vacuum makes the feather heavier
D.Gravity does not work in a vacuum
- 7.
Which of the following is true about gravity on the Moon?
A.There is no gravity on the Moon
B.Moon's gravity is equal to Earth's gravity
C.Moon's gravity is about th of Earth's gravity
D.Moon's gravity is 6 times stronger than Earth's gravity
- 8.
Which of the following would be an accurate way to describe the 'up' direction for people living on different parts of the Earth?
A.Towards the North Star.
B.In the direction away from the Earth's center of gravity.
C.Always towards the top of the map.
D.In the direction of the Sun.
- 9.
Why do some planets, like Saturn, have rings while Earth does not?
A.Earth's gravity is too weak to hold rings.
B.Earth is too close to the Sun, which burned the rings away.
C.Saturn's massive gravity captured or held onto debris that stayed in orbit.
D.Rings can only form in the airless part of the solar system.
- 10.
In a vacuum, if two objects of different masses are given the same initial push, which one will travel further before stopping?
A.The lighter object.
B.The heavier object.
C.Neither; they will both keep moving at a constant speed forever unless they hit something.
D.Both will stop immediately because there is no air to carry them.
Download the worksheet for Earth, Space, and Gravity - Understanding Gravity and Airlessness to practice offline. It includes additional chapter-level practice questions.
The Globe and Mapping the Earth
SubtopicThe Globe and Mapping the Earth under Earth, Space, and Gravity for Grade 5 CBSE.
Preview questions (no answers)
- 1.
What is a bound collection of different types of maps called?
A.Dictionary
B.Encyclopedia
C.Atlas
D.Notebook
- 2.
What are the two end points of the Earth's axis called?
A.Hemispheres
B.Poles
C.Equators
D.Grids
- 3.
On a physical map, yellow color is often used to represent which landform?
A.Water
B.Mountains
C.Plateaus or Deserts
D.Plains
- 4.
Which tool do sailors and pilots use to find their direction accurately?
A.Thermometer
B.Barometer
C.Magnetic Compass
D.Microscope
- 5.
Why is a map generally considered more convenient than a globe for a traveler to carry in their bag?
A.Because maps can be folded or rolled easily
B.Because maps are heavier
C.Because globes show more details of streets
D.Because globes are flat and easier to pack
- 6.
Which parallel is considered the longest of all latitudes on the globe?
A.Arctic Circle
B.Tropic of Capricorn
C.Equator
D.Tropic of Cancer
- 7.
Which of these maps is designed to show landforms like plains, plateaus, and rivers?
A.Political Map
B.Physical Map
C.Thematic Map
D.Climate Map
- 8.
How many degrees does the Earth rotate in one hour?
A.B.C.D. - 9.
Which of the following is the only continent that the Equator, the Tropic of Cancer, and the Tropic of Capricorn all pass through?
A.Asia
B.South America
C.Africa
D.Australia
- 10.
What would be the effect on the Frigid Zones if the Earth’s tilt increased from to ?
A.The Frigid Zones would shrink.
B.The Frigid Zones would expand.
C.The Frigid Zones would disappear.
D.The Frigid Zones would remain unchanged.
Download the worksheet for Earth, Space, and Gravity - The Globe and Mapping the Earth to practice offline. It includes additional chapter-level practice questions.