100 Science Words for Students and Beginners

100 Science Words can help students build a strong foundation in basic science vocabulary. Learning important science terms improves reading comprehension, writing skills, and understanding of scientific concepts.

These words are useful for school, homework, and general knowledge. The list below includes simple and commonly used science words across biology, chemistry, physics, earth science, and general science topics.

Basic Science Words (1–20)

1. Science

2. Experiment

3. Observation

4. Hypothesis

5. Data

6. Research

7. Theory

8. Fact

9. Evidence

10. Measurement

11. Energy

12. Matter

13. Force

14. Motion

15. Temperature

16. Gravity

17. Magnet

18. Sound

19. Light

20. Heat

Biology Words (21–40)

21. Cell

22. Tissue

23. Organ

24. System

25. Organism

26. Plant

27. Animal

28. Human

29. Bacteria

30. Virus

31. DNA

32. Gene

33. Heart

34. Brain

35. Lung

36. Blood

37. Bone

38. Muscle

39. Skin

40. Growth

Earth Science Words (41–60)

41. Earth

42. Soil

43. Rock

44. Mineral

45. Fossil

46. Volcano

47. Earthquake

48. Mountain

49. River

50. Ocean

51. Weather

52. Climate

53. Rain

54. Snow

55. Wind

56. Storm

57. Sun

58. Moon

59. Planet

60. Star

Chemistry Words (61–80)

61. Atom

62. Molecule

63. Element

64. Compound

65. Chemical

66. Reaction

67. Acid

68. Base

69. Solid

70. Liquid

71. Gas

72. Oxygen

73. Hydrogen

74. Carbon

75. Water

76. Solution

77. Mixture

78. Evaporation

79. Condensation

80. Boiling

Physics Words (81–100)

81. Speed

82. Velocity

83. Mass

84. Weight

85. Pressure

86. Friction

87. Electricity

88. Circuit

89. Battery

90. Current

91. Voltage

92. Power

93. Wave

94. Reflection

95. Refraction

96. Density

97. Balance

98. Inertia

99. Acceleration

100. Momentum

How to Learn Science Vocabulary Effectively

To remember these 100 Science Words, follow these simple tips:

• Learn 5–10 words each day.

• Write each word in a sentence.

• Use flashcards for review.

• Practice spelling regularly.

• Connect words to real-life examples.

For example:

• Water is a liquid.

• The Earth orbits the Sun.

• Energy makes things move.

Using words in context helps you remember them longer.

Final Thoughts

Learning 100 Science Words builds a strong foundation for understanding science subjects. These words are common in textbooks, classroom discussions, and exams.

Practice regularly and review often. With time and repetition, science vocabulary becomes easier and more natural to understand.

Science is everywhere around us. The more words you know, the more you can explore and understand the world.