Topic Details (Notes format)

Which mammal has the largest brain relative to body size, known for high intelligence among invertebrates?

Which element has the chemical symbol "Os"?

Which force pulls objects toward the center of the Earth?

Which instrument is used to measure atmospheric pressure?

Which element has the chemical symbol "Tm"?

What is the smallest prime number?

Which arthropods are known for living in colonies and can have distinct castes like workers, soldiers, and a queen?

Who discovered the neurotransmitter serotonin?

Which astronomer wrote the 16th-century work ‘De revolutionibus orbium coelestium’ on heliocentrism?

Which city was known as Tsaritsyn, then Stalingrad, and now has another name in Russia?