Deep Inside the Atom (HSC SSCE Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
Why are electrons considered fundamental particles?
Why are electrons considered fundamental particles?
They behave as point charges
Which property does a photon NOT have?
Which property does a photon NOT have?
Mass
Why does the neutron's magnetic field indicate it is not a fundamental particle?
Why does the neutron's magnetic field indicate it is not a fundamental particle?
It must contain internal charged parts
What happens to particle numbers when a nucleus emits a particle?
What happens to particle numbers when a nucleus emits a particle?
Proton number +1, neutron number -1
What converts into what during emission?
What converts into what during emission?
A proton converts into a neutron
Who discovered the positron in 1932?
Who discovered the positron in 1932?
Carl Anderson
How does an antiparticle compare to its particle?
How does an antiparticle compare to its particle?
Same mass, opposite charge
What occurs when an electron meets a positron?
What occurs when an electron meets a positron?
Annihilation producing gamma rays
How does a cloud chamber detect charged particles?
How does a cloud chamber detect charged particles?
Ionised vapour creates condensation trails
In a magnetic field, how would a positron's path differ from an electron's on the same trajectory?
In a magnetic field, how would a positron's path differ from an electron's on the same trajectory?
Curve opposite direction, same radius