Question : Radioactive elements emit:
Option 1: Radio waves
Option 2: Infrared waves
Option 3: Ultraviolet waves
Option 4: α, β, and γ radiation
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Correct Answer: α, β, and γ radiation
Solution : The correct answer is α, β, and γ radiation.
The radioactive elements are made up of atoms whose nuclei are unstable and release atomic radiation to become stable. The radiation emitted can be particles such as α β and γ radiation. For example, the radioactive isotopes of hydrogen are Protium, Deuterium, and Tritium.
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Question : Which of the following radiations has the least wavelength?
Option 1: X-rays
Option 2: α-rays
Option 3: γ-rays
Option 4: β-rays
Question : Directions: Five friends Alpha, Beta, Gamma, Rho, and Theta are arranged in a row facing north but not necessarily in the same order. Beta sits at the left end of the row. Only two people are sitting between Alpha and Gamma. Alpha sits immediately next to the Beta and Rho sits second to the right of Beta. Who sits between Rho and Gamma?
Option 1: Alpha
Option 2: Theta
Option 3: Beta
Option 4: No one
Question : A radioactive substance does not undergo any change (in mass or charge) during
Option 1: gamma emission
Option 2: oxidation
Option 3: alpha emission
Option 4: beta emission
Question : Cobalt therapy is the medical use of rays from the radioisotope cobalt-60 to treat conditions such as cancer.
Option 1: alpha
Option 2: beta
Option 3: gamma
Option 4: Ultraviolet
Question : What does the 'ozone layer' absorb?
Option 1: Infrared rays
Option 2: Ultraviolet rays
Option 3: X - rays
Option 4: Gamma - rays
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