If you are referring to the crossword puzzle clue, a medium sized tephra is also known as lapilli.
A medium-sized tephra fragment is typically called lapilli. These fragments are between 2 and 64 mm in size and are formed during explosive volcanic eruptions.
Medium-sized tephra consists of pyroclastic material that falls between fine ash and coarse lapilli in size. It typically ranges from 2 to 64 millimeters in diameter and is produced during explosive volcanic eruptions. Medium-sized tephra can pose hazards to aviation, infrastructure, and human health depending on the volcanic activity.
Blocks is the name used for the biggest pieces of tephra. Tephra is produced by a volcanic eruption.
They are called volcanic bombs.
Medium-sized is an adjective.
Yes, but 'medium-sized'.
no venus is not a medium sized planet.
You could say" This deer is medium-sized." or you could say " The deer is a medium-sized animal. "
How much does a medium sized onion weigh?
the most medium sized animal is a cow
The larger-sized tephra is known as volcanic bombs. These are ejected as incandescent lava fragments that solidify while flying through the air and can reach several meters in diameter. Volcanic bombs are usually formed during explosive eruptions at volcanoes.
There are many "Medium" sized stars. For "What is a medium sized star" see related question.