Glossary For You!

  1. Atom: The tiny building blocks that make up everything in the world, like LEGO pieces building a castle.
  2. Gravity: The force that pulls things toward each other, like how the Earth pulls us and keeps us from floating away.
  3. Volcano: A mountain that can erupt, spewing out lava, ash, and gases from deep inside the Earth.
  1. Atom: The tiny building blocks that make up everything in the world, like LEGO pieces building a castle.
  2. Gravity: The force that pulls things toward each other, like how the Earth pulls us and keeps us from floating away.
  3. Volcano: A mountain that can erupt, spewing out lava, ash, and gases from deep inside the Earth.
  4. Ecosystem: A community of living things and their home, working together like a team.
  5. Photosynthesis: How plants make their food using sunlight, water, and air, almost like cooking with the sun.
  6. Galaxy: A huge family of stars, planets, and space stuff, all hanging out together in space.
  7. Fossil: The remains of plants and animals that lived a long, long time ago, like natural treasures buried under the ground.
  8. Molecule: A group of atoms that are stuck together, forming the building blocks of everything.
  9. Evaporation: When water turns into vapor and goes up into the sky, like when puddles disappear after a sunny day.
  10. Habitat: The natural home of animals and plants, like a bear's den or a bird's nest.
  11. Inertia: The idea that something will stay still or keep moving unless something else makes it stop or change direction.
  12. Meteor: A piece of rock from space that lights up as it zooms through Earth's atmosphere, like a shooting star.
  13. Nectar: A sweet liquid made by flowers that bees love to collect.
  14. Oxygen: A type of air that all animals need to breathe to stay alive.
  15. Predator: An animal that hunts and eats other animals for food.
  16. Quasar: A super bright object in space, like a distant, powerful lighthouse.
  17. Rainforest: A thick, tropical forest with lots of rain, trees, and amazing animals.
  18. Solar System: Our Sun and everything that orbits around it, including planets like Earth.
  19. Tectonic Plates: Huge pieces of the Earth's crust that move very slowly, shaping mountains and causing earthquakes.
  20. Universe: Everything that exists, including all space, time, stars, and galaxies.
  21. Vaccine: A special medicine that trains our bodies to fight off certain diseases.
  22. Water Cycle: The journey water takes from the sky to the earth and back again, including rain, rivers, and evaporation.
  23. Xylem: Tubes in plants that carry water from the roots to the leaves.
  24. Yeast: A tiny fungus used to make bread rise and brew beer.
  25. Zoology: The study of animals and how they live.
  26. Acid: A kind of substance that can be sour and is used in science to study different reactions.
  27. Bacteria: Tiny living things that can be found everywhere, some of which help us and some can make us sick.
  28. Cell: The smallest unit of life, like a tiny room where all the living stuff happens.
  29. DNA: A code inside our bodies that makes us who we are, like a recipe for making you!
  30. Energy: What we need to do things, like playing or running. It comes from food, the Sun, and other places.
  31. Force: A push or pull on something that can make it move or stop.
  32. Genetics: The study of how traits are passed from parents to their children, like why you might have the same eye color as your mom or dad.
  33. Hibernation: When animals sleep through the winter to save energy.
  34. Igneous Rock: A type of rock that forms when lava cools and hardens.
  35. Joule: A unit for measuring energy, like measuring milk in liters.
  36. Kinetic Energy: The energy that something has because it's moving.
  37. Lunar Eclipse: When the Earth comes between the Sun and the Moon, making the Moon look dark.
  38. Magnetism: The force that pulls some things together, like how magnets stick to the fridge.
  39. Neuron: A cell in your brain that helps send messages all around your body.
  40. Orbit: The path that planets and moons take as they move around the Sun or a planet.
  41. pH Scale: A scale that tells us how acidic or basic a liquid is.
  42. Quantum Physics: A part of science that looks at how tiny particles that make up atoms behave.
  43. Radiation: Energy that comes from a source and travels through space; it can be light, heat, or other kinds.
  44. Species: A group of living things that are similar and can have babies together.
  45. Thermometer: A tool that measures temperature, telling us how hot or cold it is.
  46. Ultraviolet Light: A type of light from the Sun that we can't see but can cause sunburn.
  47. Velocity: The speed of something in a certain direction.
  48. Wavelength: The distance between one wave and the next in things like light and sound.
  49. X-ray: A type of light that can go through soft parts of your body and is used by doctors to look at bones.
  50. Yield: In science, it often means the amount of product made in a chemical reaction.
  51. Zero Gravity: The feeling of weightlessness, like astronauts experience in space.
  52. Adaptation: Changes in animals or plants that make them better suited to live in their environment.
  53. Biome: A large area of the Earth with specific plants, animals, and climate.
  54. Chlorophyll: The green stuff in plants that helps them use sunlight to make food.
  55. Decomposer: Organisms like mushrooms and worms that break down dead stuff, turning it back into soil.
  56. Eclipse: When one heavenly body moves into the shadow of another, like during a solar or lunar eclipse.
  57. Friction: The force that slows things down when they rub together.
  58. Germination: When a seed starts to grow into a plant.
  59. Herbivore: Animals that eat only plants.
  60. Isotope: Atoms of the same element that have different numbers of neutrons.
  61. Jupiter: The largest planet in our solar system, known for its big red spot.
  62. Kilowatt-hour: A unit of energy used to measure electricity, like how much power your TV uses.
  63. Lava: Melted rock that comes out of a volcano.
  64. Mass: How much stuff something is made of.
  65. Nitrogen: A gas that makes up most of the air we breathe and is important for plants.
  66. Omnivore: Animals that eat both plants and other animals.
  67. Photosphere: The outer layer of the sun that we can see.
  68. Quartz: A hard mineral that can be found in many different colors.
  69. Recycle: Turning waste into something new to help keep our planet clean.
  70. Symbiosis: A relationship between two different living things where both benefit.
  71. Tsunami: A huge wave caused by an earthquake under the sea.
  72. Uranus: A planet in our solar system, known for spinning on its side.
  73. Vaporization: When a liquid turns into a gas.
  74. Wind Energy: Power made by using wind to turn big turbines.
  75. Xenon: A gas that's used in some kinds of lights.
  76. Youthful Stream: A fast-moving river that erodes land quickly.
  77. Zygote: The first cell formed when a new plant or animal starts to grow.
  78. Alloy: A mixture of metals melted together.
  79. Biodegradable: Something that can break down naturally into harmless materials.
  80. Carnivore: Animals that eat only other animals.
  81. Dew Point: The temperature at which air is fully loaded with water vapor and dew can form.
  82. Erosion: The process by which earth, sand, and rock are moved by wind and water.
  83. Fungi: A group of organisms that includes mushrooms and molds.
  84. Geology: The study of the Earth, its rocks, and how it changes over time.
  85. Hydrology: The study of water on Earth, including rivers, lakes, and glaciers.
  86. Irrigation: A way of supplying water to crops to help them grow.
  87. Joules: A unit of work or energy in the International System of Units.
  88. Keystone Species: A species that has a disproportionately large impact on its environment relative to its abundance.
  89. Lithosphere: The rigid outer part of the earth, consisting of the crust and upper mantle.
  90. Meteorology: The science that deals with the phenomena of the atmosphere, especially weather and weather conditions.
  91. Nebula: A giant cloud of dust and gas in space, sometimes forming stars.
  92. Osmosis: The movement of water through a membrane from a less concentrated solution to a more concentrated one.
  93. Paleontology: The science of the forms of life existing in former geologic periods, as represented by their fossils.
  94. Quasar: A very luminous object in space, believed to be galaxies with supermassive black holes at their centers.
  95. Retrograde Motion: The apparent motion of a planet in a direction opposite to that of other bodies within its system.
  96. Supernova: A star that suddenly increases greatly in brightness because of a catastrophic explosion that ejects most of its mass.
  97. Trophic Level: The position an organism occupies in a food chain.
  98. Umbra: The fully shaded inner region of a shadow cast by an opaque object, especially the area on the earth or moon experiencing the total phase of an eclipse.
  99. Volcanology: The scientific study of volcanoes and volcanic phenomena.
  100. Watershed: An area of land that separates waters flowing to different rivers, basins, or seas.