7/25/2019 5 Preguntas Escritas

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5 preguntas escritas.

1. The process in which an unstable atomic nucleus emits charged particlesand energy

2. The conversion of atoms of one element to atoms of another-involvesnuclear but not chemical change

3. Where the nuclei of two atoms combine to form a larger nucleus4. The attractive force that binds protons and neutrons together in the nucleus5. The splitting of an atomic nucleus into two smaller parts

5 reguntas de pares

1 Tracers ! "etermines the age of an ob#ect bycomparing the ob#ect$s carbon-14 levelswith carbon-14 levels in the atmosphere

2 !lpha particle % ! positively charged particle made up oftwo protons and two electrons-same asa helium nucleus

3 &hain reaction & 'n it( neutrons are released during thesplitting of an initial nucleus trigger aseries of nuclear forces

4 article accelerators " )uclear material used to map out partsof the body

5 *adioactive dating+radiocarbondating

, 'n it( changed particles can beaccelerated to speeds very close to thespeed of light

5 /T'/, &0',

1. !n electron emitted by an unstable nucleus!. !lpha particle%. 0alf-life&. %eta particle". lasma

2. ses a gas-filled tube to measure ioniing radiation!. Tracers%. amma ray&. eiger counter". ission

3. The mass leftover from the weight of protons( neutrons( and electrons which isturned into energy

!. )uclear binding energy

%. )uclear mass defect

&. &ritical mass

". )uclear radiation

7/25/2019 5 Preguntas Escritas

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4. !ny atom containing an unstable nucleus!. 0alf-life

%. ission

&. *adioactivity

". *adioisotopes5. !lbert ,instein$s mass energy e6uation

!. usion

%. ,7&82

&. Tracers

". lasma

5 T0* * !/,( thru or false

1. amma ray 9 penetrating ray of energy emitted by an unstable nucleus

:erdadero also2. %ac;ground radiation 9 charged particles and energy that are emitted from the

nuclei of radioisotopes:erdadero also

3. )uclear binding energy 9 charged particles and energy that are emitted fromthe nuclei of radioisotopes:erdadero also

4. lasma 9 a state of matter in which atoms have been stripped of their electrons:erdadero also

5. 0alf-life 9 where the nuclei of two atoms combine to form a larger nucleus:erdadero also