Science Quiz 🔬
How to Play
- 🎯 Choose Your Level: Simple, Average, or Hard
- 🧠 Read Each Question Carefully
- ✅ Select the Correct Answer
- ⚡ Earn Points & Track Your Progress
- 🏆 Improve Your Score & Challenge Friends
📢 Boost Knowdge : Best FAQs to Know More About Science
1️⃣ What is the speed of light?
299,792 km per second (186,282 miles per second).
2️⃣ Why do we age?
Aging is due to DNA damage, cell breakdown, and telomere shortening over time.
3️⃣ How do airplanes fly?
Planes fly due to lift, created by air moving over the wings, generating upward force.
4️⃣ Why is the sky blue?
Rayleigh scattering makes blue light scatter more than red light.
5️⃣ Can humans live on Mars?
Mars lacks oxygen and water, but future technology might help us colonize it.
6️⃣ What is a black hole?
A region in space where gravity is so strong that not even light can escape.
7️⃣ What is the universe made of?
Mostly dark matter (27%), dark energy (68%), and normal matter (5%).
8️⃣ Why do we dream?
Dreams help process emotions, memories, and problem-solving while we sleep.
9️⃣ How does WiFi work?
WiFi transmits data through radio waves between routers and devices.
🔟 How does the human brain store memory?
Memories are stored as connections between neurons in different brain regions.
🔬 Why does ice float?
Ice is less dense than liquid water due to its molecular structure.
🛸 Could aliens exist?
The universe is vast, making the possibility of extraterrestrial life highly probable.
🚀 Can we travel faster than light?
According to Einstein's relativity, nothing can surpass light speed.
⚡ What is quantum physics?
It is the study of matter and energy at the smallest scales.
🦠 What are viruses?
Viruses are microscopic agents that infect living cells to reproduce.
🌍 How old is Earth?
Earth is approximately 4.54 billion years old.
🧬 What is DNA?
DNA is the molecule that carries genetic instructions for all living organisms.