To list a few:
half-life. hard water. harmonic. hertzsprung-russel diagram. hormone. hybrid orbital. hydrogenation. hydrogen bond. hydrologic cycle. hydrolysis. hydrometer. hyxronium ion. hypothesis. heat helium heartbeat hemoglobin
A science letter that starts with A is ASTRONOMY!!
Fibromyalgia,
handmadehilarioushorrible
in science H is the chemical symbol for Hydrogen By Zoe Carr Smith
heartwarming, hot, healthy,
hurricanes
Halogen, Helium and hydrogen are science words. They begin with the letter H.
Helix, Helium, homogeneous, hafnium.
Velocity and volume are science words.
Some words related to space science that start with A:Apollo Missionsastronautsastronomyasteroidsatmosphereadventureamazing photosArmstrong, Neil
atom
Some healthy words that start with H are:helpfulnessH2Ohobbieshand washinghopehappiness (smile)
Science Solar System Sun
A science letter that starts with A is ASTRONOMY!!
Igneous!
Horse and house are two examples of words that start with h and end with e.
Hannah