Class 4: Famous Scientists & Inventions
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Q1 · MCQ · 1 mark
Who invented the light bulb, making our nights brighter?
Q2 · MCQ · 1 mark
Which scientist is famous for discovering Penicillin, an important medicine?
Q3 · FILL · 1 mark
The telephone was invented by ________.
Q4 · MCQ · 1 mark
Who is known for giving us the Laws of Motion and Universal Gravitation?
Q5 · SHORT · 2 marks
Name one invention by the Wright Brothers. What did it allow humans to do?
Q6 · MCQ · 1 mark
Which invention helps us to communicate with people far away by sending letters electronically?
Q7 · FILL · 1 mark
The discovery of X-rays was made by Wilhelm Conrad ________.
Q8 · MCQ · 1 mark
Who is famous for his theory of relativity, E=mc²?
Q9 · SHORT · 2 marks
What important contribution did Marie Curie make to science?
Q10 · FILL · 1 mark
The process of pasteurization to preserve food was invented by ________.