Flashcards
Physics - Unit 1
Flashcards do conjunto (7)
- 1What does an atom contain?A positively charged proton, a neutron with negatively charged electron circling the nucleus
- 2How are the electron held in the atom?By an electrostatic force
- 3What is an isotope?It is an atom of the same element win different numbers of neutrons
- 4What is the nucleon number?The total number of protons and neutrons in an atom
- 5How do you calculate specific charge?Charge divided by mass
(Ckg-1) - 6What does the strong nuclear force do?It overcomes the electrostatic force of repulsion and holds a nuclei together
- 7What is the strong nuclear forces range?Up to 3-4 centimeters and down to 0.5 centimeters
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- Descrição
- FlashCards sobre Physics - Unit 1, criado por Lucy Theron em 15-02-2015.
- Criado por
- Lucy Theron
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