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Science

Science Rapid Fire

Physics, chemistry and biology in one sitting. 20 seconds per question.

7 questions 20s per question

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Question 1 of 7

What is the chemical symbol for gold?

Go

Gd

Au

Ag

Question 2 of 7

What force keeps planets in orbit around the Sun?

Magnetism

Gravity

Friction

Inertia

Question 3 of 7

Which organ produces insulin?

Liver

Kidney

Pancreas

Spleen

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Question 4 of 7

What is the speed of light in a vacuum (approx.)?

300,000 km/s

150,000 km/s

3,000 km/s

30,000 km/s

Question 5 of 7

How many bones are in the adult human body?

186

206

226

246

Question 6 of 7

Which gas makes up most of Earth's atmosphere?

Oxygen

Carbon dioxide

Nitrogen

Argon

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Question 7 of 7

What does DNA stand for?

Deoxyribonucleic acid

Dinucleic acid

Diribonucleic acid

Deoxyribose nucleotide

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