CBSE Class 5 EVS Rhythms of Nature Worksheet Set 04

Fill in the Blanks

Question. Water blankets about _________-fourth of the Earth's total surface area.
Answer: three
Explanation: If you divide the Earth into four equal pieces, nearly three of those pieces would be ocean water and only one would be dry land.

Question. Dong in Arunachal Pradesh is recognized as India's First Village of the _________.
Answer: Sunrise
Explanation: Dong is situated on the far eastern edge of India, so the morning sun touches this village before anywhere else in our country.

Question. A globe is a spherical model shaped like a _________.
Answer: ball
Explanation: Our Earth is round like a ball, so a globe is made in the exact same shape so we can study our planet easily.

Question. The Sun always appears to set in the _________ every dusk.
Answer: West
Explanation: Because our Earth spins towards the east, the Sun looks like it climbs up in the East and goes down in the West.

Question. Day and night are produced by the _________ of the Earth on its axis.
Answer: rotation
Explanation: As the Earth spins around like a toy top, one side gets light from the Sun while the other side stays dark.

Question. When it is daytime in India, countries located on the _________ side of the Earth have night.
Answer: opposite
Explanation: The Earth is shaped like a giant ball, so the Sun can only shine on one half at a time.

Question. Winter in Kerala is mild because it is situated near the _________.
Answer: sea
Explanation: Sea breezes keep places near coastal beaches warm and comfortable even during winter.

Question. The Hindi name for the autumn season when trees drop leaves is _________.
Answer: Patjhad
Explanation: 'Patjhad' means the falling of dry leaves from trees before winter arrives.

Question. Rajasthan receives very little rain during the monsoon because it is a _________ region.
Answer: desert
Explanation: Deserts have dry sand and very few trees to catch moisture, so they receive very little rainfall.

True or False

Question. The Sun actually circles around the Earth to create day and night.
Answer: False
Explanation: The Sun stays in place; it only looks like it moves because our Earth is spinning like a toy top.

Question. Seas are generally smaller than oceans and are partly surrounded by land.
Answer: True
Explanation: Oceans are giant, open bodies of deep salt water, while seas are smaller and have land around their edges.

Question. Dong in Arunachal Pradesh is situated in the westernmost part of India.
Answer: False
Explanation: Dong is located in the far eastern part of India where the sun rises first, not in the west.

Question. The color of the sky during sunrise or sunset can transform in just a few minutes.
Answer: True
Explanation: As the Sun rises or dips below the horizon, the sky can rapidly change colors from light blue to bright orange and pink.

Questions / Short Question Answers

Question. How are seas distinct from oceans on our planet?
Answer: Seas are water bodies that are usually smaller in size than oceans and are partly enclosed or surrounded by land masses. Oceans are much larger and are vast, open bodies of salt water.
Explanation: Oceans are huge open waters that separate whole continents, while seas are smaller parts of water tucked closer to land.

Question. Why is Dong in Arunachal Pradesh well-known in India?
Answer: Dong is known as India's First Village of the Sunrise. It is the very first place where the Sun's rays touch Indian land each morning because Arunachal Pradesh is in the far eastern part of the country.
Explanation: Since the Sun rises in the east, this village gets morning light first while the rest of India is still waking up!

Question. Is the Sun actually traveling when we see it rise and set?
Answer: No, the Sun stays in one place and does not move across our sky. It only seems to move because the Earth we live on is rotating, just like trees look like they are zooming past when you spin in a circle.
Explanation: When you ride on a merry-go-round, the playground looks like it is spinning around you even though you are the one turning!

Question. What does it mean when we state nature has a rhythm?
Answer: A rhythm in nature means that certain changes happen in a repeating pattern over time. These patterns can be daily like day turning into night, or yearly like the changing seasons, repeating in a regular order.
Explanation: Just like a song keeps a steady beat, nature repeats sunrise, sunset, summer, and winter in a dependable pattern.

Question. State one change in nature that happens in just a few minutes.
Answer: The color of the sky during a sunrise or sunset can change from bright blue to fiery orange or soft pink in just a few minutes.
Explanation: Unlike trees that take years to grow, the colors of clouds and the evening sky can shift completely in minutes.

Question. What produces day and night on Earth?
Answer: Day and night are caused by the rotation of the Earth on its axis. As the Earth turns, only one side faces the Sun's light at a time. The side facing the Sun has day, while the side facing away has night.
Explanation: As the Earth spins in front of the giant Sun lamp, one half enjoys daylight while the other half rests in shadow.

Question. What do the blue areas on a globe show us?
Answer: The blue colors on a globe represent the vast water bodies on our planet, including all the seas and oceans that surround the land, covering about three-fourth of the Earth's surface.
Explanation: Earth is often called the 'Blue Planet' because most of its surface is covered by blue ocean water.

Question. In which direction does the Sun seem to rise and set?
Answer: The Sun always appears to rise from the East every morning and appears to set in the West every evening because the Earth rotates from West to East.
Explanation: Because our planet turns towards the east, morning sunlight first greets us over the eastern horizon.

Question. Name two changes in yourself that happen over a long period.
Answer: Growing taller over the course of a year and improving skills like learning to play an instrument or speak a new language are changes that happen slowly over a long time.
Explanation: You do not wake up taller overnight; your bones grow bit by bit so you only notice the difference after a whole year.

Question. What is a globe and what does it show?
Answer: A globe is a round model that is shaped like a ball to look like our planet. It represents the entire Earth and shows where different lands and oceans are, spinning on an axis just like the real Earth.
Explanation: A globe is a mini copy of planet Earth that lets you see where countries and blue oceans sit around the world.

Question. Can you name something that changes in just a few moments or even seconds?
Answer: The color of the evening sky, the shapes of moving clouds, lightning during a thunderstorm, or our own facial expressions can change in just a few seconds.
Explanation: Fast winds can blow clouds into funny shapes or turn a blue sky pink and orange before you can even blink!

Question. How do you feel when the season alters? Would you prefer one season to continue throughout the year?
Answer: Season changes are exciting because each season brings different food, clothes, fruits, and outdoor games. Having just one season all year would be boring, as we would miss enjoying sweet summer mangoes, jumping in puddles, or snuggling under warm winter quilts.
Explanation: Every season brings special joy—from eating ice creams in summer to seeing fresh flowers bloom in spring.

Question. Ask your family members and write about seasons. Do you notice any major differences? What could be the reason?
Answer: Elders often share that winters used to be colder and longer in the past, while summers today feel hotter. These changes occur due to climate change, cutting down of forests, and increased smoke from factories and vehicles.
Explanation: Taking care of nature by planting more trees helps keep our Earth cool and prevents strange weather changes.

Question. Name the crops that flourish in summer and winter in your region.
Answer: Summer crops include rice, sugarcane, maize, bajra, and watermelon. Winter crops include wheat, mustard, peas, carrots, and cauliflower.
Explanation: Warm weather helps plants like watermelons ripen, while crisp, cool air helps crunchy carrots and peas grow sweet.

Question. Share your experience of seasons’ recording.
Answer: Keeping a seasons' journal helps us watch how trees lose and grow leaves, how birds sing and migrate, how the temperature shifts, and what seasonal foods we enjoy each month.
Explanation: Writing down nature's clues every month helps us discover how beautifully the seasons dance throughout the year.

Match the Following

Answer:
(i) Globe — (b) Ball-shaped model representing the Earth
(ii) Dong — (d) India's First Village of the Sunrise
(iii) Oceans — (a) Vast, open bodies of deep salt water
(iv) Rotation — (c) Spinning of Earth causing day and night
Explanation: A globe models our planet, Dong sees the first sunlight in India, oceans hold most of our planet's water, and rotation creates day and night.

Vocabulary Activity - "Guess the Word"

Question. Identify the object: A round model shaped like a sphere that shows where different lands and oceans are located on Earth.
Answer: Globe
Explanation: A globe is a small round replica of Earth that you can spin with your fingers.

Question. Identify the motion: The spinning movement of the Earth on its axis that brings daylight to one half and night to the other.
Answer: Rotation
Explanation: Earth spins around its own center once every 24 hours, giving us sunrise and nightfall.

Question. Identify the place: The eastern village in Arunachal Pradesh that is the very first spot in India to receive morning sunlight.
Answer: Dong
Explanation: Dong is known as the 'First Village of the Sunrise' because it sits on India's eastern border.

Question. Identify the water body: Giant bodies of salt water that cover roughly three-fourths of our planet's surface.
Answer: Oceans
Explanation: Oceans are the deepest and biggest water bodies on Earth, surrounding all the continents.