1 MATTER AND RADIATION - AQA A-LEVEL PHYSICS EXAM QUESTIONS AND ANSWERS 100% CORRECT AND UPDATED!
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1 MATTER AND RADIATION - AQA A-LEVEL PHYSICS
Institution
1 MATTER AND RADIATION - AQA A-LEVEL PHYSICS
Every atom contains - ANSWER -A positively charged nucleus composed of protons and neutrons.
-Electrons that surround the nucleus.
The word nucleon is used as - ANSWER A word for a proton or neutron in the nucleus.
Inside the atom table - ANSWER Page 4.
-Protons = + charge and found in the ...
, 1 MATTER AND RADIATION - AQA A-LEVEL
PHYSICS EXAM QUESTIONS AND
ANSWERS 100% CORRECT AND UPDATED!
The Four Fundamental Forces of Nature - ANSWER The strong nuclear force, The
electromagnetic force, The weak nuclear force, Gravity.
3.2.1.1 Inside the atom - ANSWER -Describe what is inside an atom.
-Explain the term isotope.
-Represent different atoms.
Study tip 1 - ANSWER Don't mix up 'n' words - nucleus, neutron, nucleon, nuclide!
Every atom contains - ANSWER -A positively charged nucleus composed of protons
and neutrons.
-Electrons that surround the nucleus.
The word nucleon is used as - ANSWER A word for a proton or neutron in the nucleus.
Inside the atom table - ANSWER Page 4.
-Protons = + charge and found in the nucleus
-Neutrons = NO charge and found in the nucleus
-Electrons = - charge and found in the electron cloud
Inside the atom diagram - ANSWER
SI Units for atoms - ANSWER -Charge: Coulombs
-Mass: Kilograms
Proton number is also called - ANSWER The atomic number (symbol z)
for example:
z = 6 for Carbon because every Carbon atom has six protons in its nucleus
z = 92 for Uranium because every Uranium atom has 92 protons in its nucleus
Isotopes - ANSWER Atoms with the same number of protons but different numbers of
neutrons.
for example:
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