Science Vocabulary Units
Pick a unit to practice its words with flashcards, matching, quizzes, spelling, and more. Each unit lists the Ohio science standards it supports.
Earth & Space Science
Grade 7
Water Cycle & Ocean Currents
How water moves through Earth’s spheres, and how heat in the ocean and air drives currents and climate.
30 words · Ohio 7.ESS.1, 7.ESS.2
Grade 7
The Atmosphere
What air is made of, how its layers differ, and how gases like ozone and carbon dioxide affect life on Earth.
14 words · Ohio 7.ESS.3
Grade 7
Earth, Moon, Sun & Seasons
How the positions and motions of Earth, the moon, and the sun cause moon phases, eclipses, tides, and seasons.
43 words · Ohio 7.ESS.4, 7.ESS.5
Life Science
Physical Science
Grades 6–7
Atoms, Matter & the Periodic Table
What matter is made of, how particles move in solids, liquids, and gases, and how the periodic table organizes elements.
40 words · Ohio 6.PS.1, 6.PS.2, 7.PS.1
Grades 6–8
Energy & Energy Conservation
Kinetic and potential energy, the different kinds of stored energy, and how energy moves within open and closed systems without being lost.
18 words · Ohio 6.PS.3, 7.PS.3, 8.PS.1
Grade 7
Electricity, Heat & Waves
The ways energy moves: heat transfer, electric circuits, energy resources, and mechanical and electromagnetic waves.
42 words · Ohio 7.PS.4
Science Practices
Grades 6–8
Scientific Inquiry & Practices
Action words scientists use: observe, predict, measure, conclude, and more.
Definitions are written in plain language for English learners and support WIDA's Standard 4 (Science) English Language Development standard. Standard codes refer to Ohio's Learning Standards for Science (2018).