Robert Hooke discovered cells by observing them in a ______.
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What is the value of sin 300°?
If an atom has atomic number 10 and mass number 23, then what will be the number of protons and neutrons in an atom respectively?
"Personology" refers to _____.
A Sonar of a ship sends sounds waves of speed 1000 m/s. These waves are reflected back by the ocean floor in 2 seconds. Find the depth (in m) of theocean floor.
............. is the new capital of Andhra Pradesh.
What is the capital of Australia?