Topic Details (Notes format)

Which gas is commonly used in balloons to make them float?

Which organ stores and releases glucose in the human body?

Which type of blood vessel carries blood away from the heart?

What is the unit of frequency?

Which of the following is a fundamental force in nature?

Which component of blood carries oxygen?

Which gas is used in the process of welding?

Which acid is found in the human stomach?

Which metal is liquid at room temperature?

What is the most common state of matter in the universe?