Topic Details (Notes format)

Who discovered the positron?

Which city is the capital of the Canadian province of Ontario?

Which element has the chemical symbol "Si"?

Which element has the chemical symbol "Sr"?

Which subatomic particle discovered by J.J. Thomson carries a negative charge?

Which chemical is commonly added to table salt to prevent iodine deficiency?

Which Canadian territory is home to Yellowknife, known for the Northern Lights?

Which element has the chemical symbol "Br"?

Which waterway connects the Mediterranean Sea to the Red Sea?

Which element has the chemical symbol "Rg"?