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Physics

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Lois Schinner

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βˆ™ 2021-10-15 18:35:48
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Cards in this guide (26)
Dating is the method of determining the dates of old objects by using radioactive elements

Radiometric

Gamma radiation is composed of electrons

false

In situations involving equal masses chemical reactions produce less energy than reactions

nuclear

Atoms with an atomic number less than will undergo fusion

26

What is the missing number in the nuclear reaction shown below 237 93 Np - 4 2 He plus 233 Pa

91

How do you write Einstein's equation that explains the energy from nuclear reactions. Use the caret symbol to show an exponent

e=mc^2
E=mc^2

Uranium-235 and uranium-238 are different of uranium

Isotopes

Uranium 235 and uranium 238 are only natural isotopes of the element uranium.

Is half of the total amount of time it takes for half of a radioactive substance to decay called the half-life of the substance

No, the half-life of a radioactive substance is the total amount of time it takes for half of the substance to decay.

An atom of 14 6 c decays by beta decay Which atom is left after the decay

14 7 N

In the following decay equation 24 12 Mg is the

daughter element

Which of the following affect the half life of a radioactive substance

the type of isotope

Is alpha radiation a ionization radiation

Yes, alpha radiation is an ionizing radiation.

How are gamma radiation formed

How gamma radiation is formed

Which is not a way that a U-235 atom could fission

235 92 U + 1 0 n yields 140 52 Te + 94 40 Z + 3 1 0 n + energy

In alpha decay the parent element and the daughter element can be different isotopes of the same element but in beta deca the parent and daughter elements are always the same

False

In the following decay equation 90 39 y is the

daughter element

Where does the fusion reaction occur in the sun

Fusion occurs in the core of the sun and other stars.

What is the nuclear decay equation for an example of beta decay

The equation for the beta decay of 14C: 614C --> 714N + -10e

where the -10e is the beta particle, represented as an electron.

The following equation is an example of decay 185 79 Au -- 4 2 He plus 181 77 Ir

alpha

What can you conclude about a particle labeled 0 -1 e
What does it mean if gold is stamped 14KGI

14KGI means that the amount of Gold in the ring is 14 parts Gold out of a possible 24 ... if it were a fraction it would be 14/24ths gold.

What is missing in the following nuclear equation 247 95Am plus 247 96 Cm

Beta -apex- :D

Which quantity in the equation Emc2 represents speed of light

c represents the speed of light - in metres per second.

What is missing in the following nuclear equation

99 43 tc + 99 44 ru

What one of the following statements best describes the process of micturition

What is true about the neurohypophysis

I’m a nuclear reaction which of the following must be conserved

Charge

The count of nucleons

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