Marie Curie discovered radium and polonium, contributing to the understanding of radioactivity. She and Pierre isolated radium from tons of uranium-rich pitchblende. As a result of her work, she was awarded Nobel prizes in both Physics and Chemistry.
Marie Curie, in her discovery of radium, made magnificent contributions to the field of physics and chemistry. Her discovery of radium and polonium was instrumental in establishing the field of radioactivity. Radium was isolated by Marie Curie and her husband Pierre through a tedious process of separating it from tons of pitchblende, a uranium-rich mineral. It was found to be several million times more radioactive than uranium.
The importance of this discovery lies in the extensive use and applications of radium in different fields. For instance, radium-diped paint was used in past times to let devices glow in the dark. Marie Curie was later jointly awarded the Nobel Prize in Physics in the year 1903, along with her husband Pierre and Henri Becquerel, for their work related to radiation phenomena.
Marie Curie became the only person in history to receive Nobel prizes in two different scientific fields when she was awarded the Nobel Prize in Chemistry in 1911 for her discovery of the new elements, radium and polonium. Her efforts significantly advanced our understanding of the atomic structure and radioactivity, paving the way for further studies in the field of nuclear physics.
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To enter the race, runners must fill out a form and pay a fee.
A.
infinitive phrase
B.
infinitive
C.
participle
D.
participial phrase
2.Which term correctly identifies the underlined words in the sentence?
He used a dictionary to check his spelling.
A.
infinitive
B.
infinitive phrase
C.
participle
D.
participial phrase
3.Which term correctly identifies the underlined words in the sentence?
To enter the race, runners must fill out a form and pay a fee.
A.
infinitive phrase
B.
infinitive
C.
participle
D.
participial phrase
4.Which pronoun correctly completes the sentence?
Somebody from the girls' volleyball team accidentally washed __________ uniform with bleach.
A.
they're
B.
hers
C.
her
D.
their
A.
The fox
B.
crept softly
C.
crept softly through the brush
D.
through the brush
Crept softly through the brush. The predicate is what the fox did (crept), and the complete predicite includes more detail.
A.
to show where Verbonia might have actually stood on a map of Italy
B.
to show how the people of Verbonia feel about the city they call home
C.
to show what problems the building(s) in Verbonia faced and to show how city planners solved them
D.
to show what a real person would see if he or she was standing on or near the ground and looking at the building(s)
The words 'enter' and 'victor' are different in meaning, usage, and part of speech. 'Enter' is a verb signifying movement into a space while 'victor' is a noun referring to a winner.
The words 'enter' and 'victor' are different in terms of their meanings, parts of speech, and usage. 'Enter' is a verb that means to go or come into a place. For example, you enter a room. On the other hand, 'victor' is a noun that refers to a person who defeats an opponent in a battle, game, or other competition. For instance, in a race, the person who finishes first is the victor. Thus, these words vary in their function in a sentence and their semantic significance.
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