Valentine's Day Science

About how many gallons of blood does your heart pump every day?

• 500

• 1,000

• 2,000

• 5,000

What chemical compound is often associated with the scent of roses, commonly given on Valentine's Day?

• Ethanol

• Methane

• Phenylethylamine

• Acetone

Which hormone, often called the 'love hormone', is known to increase during romantic activities such as Valentine's Day?

• Adrenaline

• Cortisol

• Oxytocin

• Insulin

What is the primary element found in diamonds, a popular Valentine's Day gift?

• Carbon

• Silicon

• Oxygen

• Nitrogen

Tags

NGSS.HS-LS1-6

Which of the following is a scientific explanation for why chocolate is often given on Valentine's Day?

• It contains caffeine, which boosts energy

• It contains phenylethylamine, which can mimic the feeling of being in love

• It is a good source of protein

• It is low in calories

What is the process called when flowers, often given on Valentine's Day, release their scent into the air?

• Photosynthesis

• Transpiration

• Evaporation

• Volatilization

Which neurotransmitter is known to play a role in the feeling of pleasure and is often associated with love and Valentine's Day?

• Serotonin

• Dopamine

• GABA

• Glutamate

What is the scientific term for the study of love and attraction, which can be related to Valentine's Day?

• Anthropology

• Psychology

• Philematology

• Sociology

Which of the following is a common method used to preserve flowers, such as those given on Valentine's Day?

• Freezing

• Drying

• Boiling

• Fermenting

What is the main reason helium is used in balloons, often seen on Valentine's Day?

• It is lighter than air

• It is cheaper than other gases

• It is more colorful

• It is safer than hydrogen