188 questions and answers in this section

Natural Sciences » Geology

Explain why Roman aqueducts were so ingeniously designed to transport water over long distances.

Explain why Roman aqueducts were so ingeniously designed to transport water over long distances.

Roman aqueducts were designed with a minimal slope to allow water to flow at a constant speed without damaging the channels. Roman engineers used spirit...

Read full answer

Explain why some cities have winding streets?

Explain why some cities have winding streets?

The natural landscape of cities can play an important role in shaping their streets. Some winding cities have been influenced by natural elements such as...

Read full answer

Explain why does the size of ice crystals vary in a glacier?

Explain why does the size of ice crystals vary in a glacier?

Weather conditions play a crucial role in the formation and size of ice crystals in a glacier. Temperature, humidity, and wind speed are meteorological factors...

Read full answer

Explain why bronze casting has been used since antiquity to create durable sculptures.

Explain why bronze casting has been used since antiquity to create durable sculptures.

Bronze is an alloy mainly composed of copper and tin. Its exceptional durability makes it a material of choice for the creation of sculptures since...

Read full answer

Explain why do some waterfalls create natural pools at the base of their drop?

Explain why do some waterfalls create natural pools at the base of their drop?

Natural pools are formed at the foot of waterfalls thanks to a complex process of erosion. When the waterfall water hits the ground below, it...

Read full answer

Explain why waterfalls like those of Iguazú produce a permanent rainbow.

Explain why waterfalls like those of Iguazú produce a permanent rainbow.

The Iguazú Falls produce a permanent rainbow due to their impressive height. When the water falls from the falls from a great altitude, it breaks...

Read full answer

Explain why basalt has a microlitic structure?

Explain why basalt has a microlitic structure?

Basalt is a volcanic rock with a fine texture, usually dark in color, composed mainly of minerals such as feldspar, olivine, and pyroxene. Its microlitic...

Read full answer

Explain why volcanic rocks are so light despite their dense appearance.

Explain why volcanic rocks are so light despite their dense appearance.

Volcanic rocks often have a certain porosity due to the presence of gas bubbles trapped during the cooling and solidification process of magma. These gas...

Read full answer

Explain why geological formations in the form of arches are fragile and ephemeral.

Explain why geological formations in the form of arches are fragile and ephemeral.

Natural bridges, also known as natural arches, are fascinating and spectacular geological formations. Created by erosion over time, these arch-shaped structures are often impressive in...

Read full answer

Explain why some rocks have spiral patterns?

Explain why some rocks have spiral patterns?

The spiral patterns observed in some rocks generally form during the weathering and transformation process of these rocks. One common explanation for the formation of...

Read full answer