Topic Details (Notes format)

What is the most abundant gas in the Sun?

What is the most abundant element in the universe?

What is the function of hemoglobin in the blood?

What is the main component of natural gas?

What is the primary source of energy for life on Earth?

Which element is the most abundant in the Earth’s crust?

What is the unit of frequency?

Which law states that energy cannot be created or destroyed?

Which particle is responsible for the negative charge of an atom?

What type of energy is stored in a stretched rubber band?