What are the mass and charge of an alpha particle?
What will be an ideal response?
4, +2
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The incidence of a beam of visible light on glass causes most atoms in the glass
A. into forced vibration. B. to convert light energy into thermal energy. C. into resonance. D. to spread energy in various directions.
Which of the following is defined as: a person who has a "well-founded fear of being persecuted for reasons of race, religion, nationality,membership of a particular social group or political opinion,
[who] is outside the country of his nationality and is unable or, owing to such fear, is unwilling to avail himself of the protection of that country"? A) an economic immigrant B) a political immigrant C) a refugee D) opportunistic migrants E) transient migrants
Which of the following is another name for a proenzyme?
A) allosteric enzyme B) coenzyme C) cofactor D) zymogen
Which of the following are factors that affect flooding? Select all that apply.
A. Surface material B. Precipitation patterns C. Slope of land surface D. Vegetation E. All of the above