Biology
Physics
Astronomy
Chemistry
Scientists
100

What do bees collect from flowers to make honey?

nectar
100

What is the speed of light in a vacuum?

approximately 300 000 km/s

100

What force keeps us on the ground?

gravity

100

What is the hardest natural substance on Earth?

diamond

100

Who came up with the theory of evolution?

Charles Darwin

200

What type of blood cells help fight infections?

white blood cells

200

What is the smallest unit of matter?

atom

200

What planet is known as the Red Planet?

Mars

200

Which element has the symbol ‘Au’?

gold

200

Which scientist developed the three laws of motion?

Isaac Newton

300

What organ filters blood in the human body?

kidneys

300

What are the three states of matter?

solid, liquid, gas

300

What was the first mission to land on the Moon?

Apollo 11 (1969)

300

What element is commonly used in batteries?

lithium

300

Who created the periodic table?

Dmitri Mendeleev

400

What is the fastest land animal?

Cheetah (120 km/h)

400

What quantity is measured in hertz?

frequency

400

Who was the first man in space?

Yuri Gagarin (1961)

400

What is the main gas in the Earth’s atmosphere?

nitrogen (78%)

400

Who developed the theory of relativity?

Albert Einstein

500

What is the largest human organ?

the skin

500

What is the process that powers stars like our sun?

nuclear fusion

500

What is the name of our galaxy?

The Milky Way

500

Which vitamin is produced when our skin is exposed to sunlight?

Vitamin D

500

Who is known as the father of genetics?

Gregor Mendel

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