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Describe the compound microscope developed by Zaccharias and Hans Janssen?
Zaccharias and Hans Janssen developed the compound microscope in the late 16th century. This microscope used multiple lenses to magnify objects, allowing for greater magnification and clarity compared to simple microscopes. Their design laid the foundation for modern microscopes used in scientific research and medical applications.
What theory about the spread of human beings seems to be supported most by modern evidence?
Out of Africa theory
What was Aristotle's ideas on space?
Aristotle viewed space not as an empty void but as a context defined by the objects within it. He believed that space is intrinsically linked to the objects that occupy it, asserting that a place is the boundary of a body. For him, the concept of space was tied to the idea of motion and change, emphasizing that an object's position is determined by its relationship to other objects. This perspective contrasted with later notions of space as an independent entity, particularly in the context of modern physics.
Why did Galileo perform experiments to see if all objects fall with the same acceleration?
Galileo performed experiments to investigate whether all objects fall at the same acceleration regardless of their mass, challenging the prevailing Aristotelian belief that heavier objects fall faster than lighter ones. By conducting experiments, such as rolling balls down inclined planes and dropping various weights from the Leaning Tower of Pisa, he aimed to demonstrate that the acceleration due to gravity is constant for all objects in free fall. This groundbreaking work laid the foundation for modern physics and the understanding of gravitational acceleration.
What is a constellation to modern astronomers?
To modern astronomers, a constellation is a defined region of the celestial sphere that contains a specific group of stars. Constellations are used as a way to organize the night sky and locate objects for observation and study. They are not physical groupings of stars, but rather arbitrary patterns that help astronomers navigate the sky.
What have modern microscopes made it possible to do?
The microscopes in our days make it easy to see the things that the naked eye can not. Light microscopes see objects down to about 500 nm. A nanometre = 1 metre/ 1000 000 000 Modern microscopes allow scientists to view individual cells but not see well the organelles in them. Electron microscopes are used to get details of organelles. An atom cannot be viewed through a microscope as it is about 1000 times less than the wavelength of visible light. An electron microscope can give the reflection of objects down to about a nanometre or slightly smaller. This is almost possible to view larger atoms.
What are advantages of using modern machines to build structures?
Structures such as; modern cranes use internal combustion engines or the electric motors and the hydraulic systems to provide a much greater lifting capability than was previously possible.
Why is easier to reconstruct the history of the modern period than earlier times?
Because the number of extant sources is usually greater, and that makes the corroboration of details easier. There may be certain events or aspects of the modern period that have few sources, however, and in that case, reconstructing that part of modern history should prove difficult and challenging, if not impossible.
Why is it easier to reconstruct the history of the modern period than earlier times?
Because the number of extant sources is usually greater, and that makes the corroboration of details easier. There may be certain events or aspects of the modern period that have few sources, however, and in that case, reconstructing that part of modern history should prove difficult and challenging, if not impossible.
What are the same between a modern fairy tale from an old fairy tale?
the difference is that a modern fairytale is either told or the details in the story i more modern. An old fairytale might have older vocabulary or older details.
Call of Duty 4 no gravity?
This is not possible - This is possible with a mod on modern warfare 2, but not modern warfare 1.
What objects were not created in ancient China?
Modern calendar for one
How did the polygon originate?
it was probably an accident, as are most of our modern objects. kinda like you.
How can one see through objects using modern technology?
One can see through objects using modern technology like X-ray machines, which use electromagnetic radiation to create images of the inside of objects. This allows us to see through materials that are normally opaque to the human eye.
What are 2 intevtions that made modern city life possible?
The 2 inventions that made modern city life possible are piped water and electricity at homes. These inventions have improved living conditions in modern cities.
What was the minners licence?
Claim, if you mean something in modern times provide more details
What is an inventor?
An inventor is someone or something that invents objects useful to todays modern needs or wants
