heliometer in a sentence
n.
📚 Grade Level: Grade 9, Grade 10, Grade 11, Grade 12
Definition
A heliometer is an astronomical instrument used to measure the angular distance between celestial bodies, often utilized for determining the sun's diameter and other astronomical calculations.
Sample Sentences
- The heliometer was instrumental in measuring the distance between celestial bodies.
- Astronomers used the heliometer to refine their calculations of the sun's diameter.
- In the 19th century, the heliometer became a key tool for solar observations.
- With the advent of digital technology, the traditional heliometer has seen modern adaptations.
- Researchers at the observatory calibrated the heliometer to improve the accuracy of their readings.