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• Ultraviolet light


  What most insects can see that humans can't
• 1. cells


  Cells that are part of the immune system and help fight infection
• Element


  A substance made up of only one type of atom
• Albert Einstein


  Scientist who proposed the theory of special relativity
• Cryogenics


  The branch of physics that deals with the behavior of objects at very low temperatures
• Nitrogen


  The most abundant gas in Earth's atmosphere
• 10%


  Approximately what percent of an iceberg shows above water
• Germination


  The process by which a seed becomes a plant
• Electron


  The subatomic particle that is negatively charged
• Dopamine


  The hormone known as the "happy hormone"
• Sound waves


  Require a medium to travel through
• Calorie


  The amount of energy required to raise the temperature of 1 g of water by 1°C
• Sodium chloride


  The chemical name for table salt
• 60%


  Approximately what percent of the human body is made of water
• Kinetic energy


  The term for the energy an object has due to its motion
• Hydroponics


  A method of growing plants without soil
• Event Horizon


  The boundary marking the limits of a black hole
• Lead


  The element often used in batteries with the chemical symbol Pb
• Terminal velocity


  The steady speed achieved by an object in free fall
• Mass


  The term for the amount of matter in an object
• Pyrite


  The mineral also known as fool's gold
• Core


  The hottest part of the sun
• Hydrogen


  The element the "H" stands for in pH
• Variant of an element

  What an isotope is
• Mercury


  The element that is a liquid at room temperature
• Frequency


  The property of a wave that is measured in Hertz
• Acid


  What the "A" stands for in DNA
• DC (direct current)


  The type of current batteries produce
• Photosynthesis


  What chlorophyll is vital for in plants
• Carbon dioxide


  The gas that is dissolved in sodas or soft drinks
• Contracts


  What usually happens to matter when it's cooled
• Earthquakes


  The natural event the Richter scale is used to measure
• Provide energy


  The primary function of carbohydrates in the human body
• Viscosity


  The term for a liquid's resistance to flow
• Black


  The characteristic color of most obsidian
• Vitamin D


  The vitamin produced by the human body when exposed to sunlight
• Fighting infection


  The primary function of white blood cells
• Isaac Newton


  The scientist whose law states that for every action there is an equal and opposite reaction
• Hydrogen


  The most abundant chemical element in the universe
• Refraction


  The phenomenon that explains the bending of light as it passes through different mediums