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In the late 1800s experiments using cathode ray tubes led to the discovery of the electrons?
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∙ 6y ago
Yes, it is true: Thomson in 1897.
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∙ 6y ago
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Daltons atomic therory?
In the 1800s John Dalton did some experiments and these are some of his magnificent work: * all elements are composed of atoms. atoms can not be divided or destroyed * atoms of the same element are alike * .atoms of different elements are not alike * the atoms of two or more elements can join together to form compounds
What form of energy was used in 1600s and 1800s?
steel
From the late 1700s to the mid 1800s the major source of energy in the US was?
crude oil
John Dalton used a scanning tunneling microscope to observe individual atoms?
No. John Dalton was alive in the 1800s. There were no electron microscopes at that time.
When was the rack and pinion invented?
generally, Sterling Elliot is credited, in the late 1800s. But there were rack and pinion steering setups on many other things before his quadrabike.
Which was not a mineral discovery that attracted western settlers in the late 1800s?
Lead.
Who performed experiments in the 1800s that demonstrated how current voltage and resistance are related?
Georg Ohm, see link to his biography
In the mid-1800s the growth of populations of California and the western territories was mainly a result of a?
Discovery of gold and silver.
Which statement about the discovery of gold and silver deposits in the West in the mid-1800s is not true?
gold is sold in africa
In the mid-1800s the growth of the populations of California and the western territories was mainly a result of?
Discovery of gold and silver.
What two scientists performed a series of experiments to confirm that DNA was the genetic material?
Gregor Mendel, a European scientist who lived during the 1800s.
Who made the first major experiment heredity?
The first major experiments investigating heredity were performed by a monk named Gregor Mendel, Who Lived In Austria During The Mid-1800s.
In the late 1800s what happen to the standard of living?
grew rapidly as a result of new industries
Which of the following medical breakthroughs began saving many lives in the late 1800s?
The discovery of penicillin and other antibiotics nah dude that's wrong!! i go a no no grade cause of it!
How did people make light 200 years ago?
Prior to the discovery and application of electrical current in the late 1800s, most people used candles or larger fires as the sources of artificial light.
Who was Gregor Mendel and what experiment is he famous for?
Gregor Mendel is known as the father of Genetics and the experiment he is famous for is the "Pea Plant" experiment.He was one of the world's first geneticists. He was a monk in the 1800s and did a lot of experiments with pea plants.
When was the first truck built?
It was made in the 1800s It was made in the 1800s It was made in the 1800s It was made in the 1800s
