| Quiz | Developing the model of the atom |
|---|---|
| Name | |
| Result | FAILED |
| Score | 42 / 66 (63.6%) |
| Passing score | 52.8 |
| Quiz took | 8 min 38 sec |
| Quiz finished at | 2024-03-13 22:08:34 |
This subatomic particle has a neutral charge
Which of the following requires thick lead of several metres of concrete to block it?
This can be used to kill cancer cells
______ is the most penetrating
In nuclear fission, energy is often carried away by ________
For nuclear fusion, we would require
A proton has a relative mass of
An electron will move from a lower to a higher orbit, if it ______ electromagnetic radiation
{}_{}{}^{131}I \to {}_{54}{}^{131}Xe + {}_{-1}{}^{0}e What is the missing atomic number in the equation above?
A nuclear weapon is made from nuclear
Atoms become positively charged particles called positive ions when they lose ________
In the gold film experiment, most of the alpha particles went straight through because atoms are
Isotopes have different numbers of
How many protons does a {}_{14}{}^{30}Si atom have?
{}_{88}{}^{222}Ra \to {}_{86}{}^{}Rn + {}_{2}{}^{4}He What is the missing mass number in the equation above?
_______ orbit the nucleus
This subatomic particle has a negligible mass
A mass has a half life of 20 minutes. Its initial count is 200 Bq. What is its count after one hour?
_________ is the rate at which a source of unstable nuclei decays.
In the gold leaf experiment, _________ were fired at gold foil
Nuclear _________ is carried out on Earth in power plants
A beta particle is
An alpha particle is
______ is the most ionising
A _________ can be used to detect nuclear radiation.
__________ came up with the plum pudding model for the atom
Which of these was shot at gold film in a famous experiment?
_______ is ionising radiation from an external radioactive source travelling to the body – it is not breathed in, eaten or drunk.
Isotopes have the same numbers of
_______ showed that electrons had to orbit a positive nucleus in energy levels
Which of these is not a common source of background radiation
_________ discovered that neutral particles called neutrons where found in the nucleus of an atom
In nuclear fission, energy is often converted into electricity by
This subatomic particle has a positive charge
Radiation dose is commonly measured in
Which of the following is NOT commonly caused by radiation sickness?
Activity is measured in
In an atom the number of electrons is equal to the number of protons. There is _______ net charge on the atom.
How many neutrons does a {}_{14}{}^{30}Si atom have?
Fission is the ________ of atoms
____________ occurs when radioactive atoms get stuck onto objects or living organisms.
What is the mass number of a {}_{14}{}^{30}Si atom?
This can be used in smoke alarms
A nuclear weapon is made from uncontrolled
Which of these is not a common source of background radiation
This can be used to sterilise surgical equipment
Gamma radiation is
____________ is temporary exposure to radiation.
Fusion is the _________ of atoms
The gold leaf experiment was conducted by
Consider nuclear fission equations. How many products are greenhouse gases?
Atoms are mostly
______ is the least ionising
This can be used to make food last longer
An electron will move from a higher to a lower orbit, if it ______ electromagnetic radiation
______ is the least penetrating
The sun makes its energy from nuclear
Why was gold used by Rutherford and Marsden?
How many electrons does a {}_{14}{}^{30}Si atom have?
High doses of radiation can kills cells, so radiation can be used to kill cancer cells. This treatment is known as
This subatomic particle has a negative charge
What atomic number does a {}_{14}{}^{30}Si atom have?
Nuclear fission can result in ________ reactions
This can be used to ensure the thickness of paper is correct
A neutron has a relative mass of
Radioactive _________ is the unwanted presence of radioactive material on or inside other materials or human bodies.