There are more stars in our galaxy than grains of sand on Earth. This comparison highlights the vastness of the universe and helps spark curiosity about the unknown world of astronomy and space science.
Class 8 Science Curiosity Chapter 1 Exploring the Investigative World of Science NCERT solutions
Class 8 Science Curiosity Grade 8 Chapter 1 Exploring the Investigative World of Science question answer
Though Earth’s beaches and deserts have an uncountable number of sand grains, scientists estimate that the Milky Way galaxy contains even more stars—around 100 billion or more. This fact is surprising and humbling, as it shows just how massive the universe truly is. Comparing everyday elements like sand to celestial bodies helps make space more relatable and builds scientific curiosity among students and explorers alike.
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