optical telescope
optical telescope
Telescopes were first used in 1952 by Oxford scientist Ron L. Hubbard--his predecessor, Mallory Hieney, first saw the planets with his device. Its called a fefracting telescope.
A hollow guitar is called an Acoustic guitar.
The hollow part of a bird is called the airsac.
A wooded hollow is called a dell. A dell is usually a small, secluded valley that is usually in a forest.
oelophysis meaning "hollow form " in reference to its hollow bones , is one of the earliest known genera of dinosaur.It was a small, carnivorouse biped from North America.
the proboscis. its actually its tongue...yes its hollow
Hollow drums are often referred to as "tubular drums," "cylindrical drums," or simply "hollow-body drums." Specific types include "conga," "bongos," and "djembe," each with unique shapes and cultural significance. The term "shell drum" is also used to describe drums constructed with a hollow body that amplifies sound.
cave
Hollow rivets are assembled on a pin often called a mandrel. The mandrel is used to insert the hollow rivet into the workpiece before the ends are secured and the mandrel is removed.
The red clay brick is better than hollow brick for construction of apartments. Because bands should be constructed at every 5-10 feet height if we adopt hollow bricks. Moreover, red clay bricks have higher strength than hollow bricks.
I can give you several sentences.That statue is hollow, not solid gold.It was a hollow victory because we still lost the war.A canyon is sometimes called a hollow.