Who started the high-speed rail in California? The CAHSRA was established by an act of the California State Legislature and tasked with presenting a high-speed rail plan to the voters. This plan, Proposition 1A, was approved by voters in 2008 after the presentation and was assigned a $9 billion bond to begin construction on the […]
Does light travel forever?
Does light travel forever? As long as it doesn’t get absorbed by something, then yes, light will continue to travel indefinitely. However, due to the expansion of the universe that light wave will get stretched out along with the space it travels through, becoming lower in frequency and energy. Is darkness a form of light? […]
How does an aneroid capsule work?
How does an aneroid capsule work? Inside an aneroid barometer is a small capsule. This capsule has had the air pumped out of it. When the air pressure rises, the sides of the capsule are compressed. The capsule is attached to levers which move a needle as the air pressure squeezes the capsule. What is […]
What is the best definition of temperature?
What is the best definition of temperature? temperature. [ tĕm′pər-ə-chur′ ] A measure of the ability of a substance, or more generally of any physical system, to transfer heat energy to another physical system. The temperature of a substance is closely related to the average kinetic energy of its molecules. What is temperature short answer? […]
What are the characteristics of plants that can survive in the tundra?
What are the characteristics of plants that can survive in the tundra? The features which make it able to survive are: low-lying – the snow covers it in winter which helps insulate it. seeds that scatter in the wind. narrow leaves helping to reduce transpiration. adapted to a short growing season (so has a short […]
What pumps the blood throughout the body?
Why is U-235 better than u 238?
Who said light is a particle?
Who said light is a particle? Einstein Who discovered the particle nature of light? The mathematical theory of electromagnetism by James Clerk Maxwell, set up in 1864, led to the view that light is of electromagnetic nature, propagating as a wave from the source to the receiver. Heinrich Hertz discovered experimentally the existence of electromagnetic […]
What is the space in an atom called?
What is the space in an atom called? Answer. The empty space between the atomic cloud of an atom and its nucleus is just that: empty space, or vacuum. That’s the simple answer, but there are a few subtleties: 1) Sub-atomic particles such as electrons, protons and neutrons need to be treated as quantum objects. […]
What is respiratory system parts and functions?
What is respiratory system parts and functions? The respiratory system is the network of organs and tissues that help you breathe. It includes your airways, lungs, and blood vessels. The muscles that power your lungs are also part of the respiratory system. These parts work together to move oxygen throughout the body and clean out […]