Question 1

What is gamma  radiation?

Accepted Answer

Energy waves from the electromagnetic spectrum

Answer

A particle which consists of 2 neutrons and 2 protons (helium nucleus)

Answer

Fast moving electron

Question 2

What is alpha radiation?

Accepted Answer

A particle which consists of 2 neutrons and 2 protons (helium nucleus)

Answer

Energy waves from the electromagnetic spectrum

Answer

Fast moving electron

Question 3

What is beta radiation?

Accepted Answer

Fast moving electron

Answer

A particle which consists of 2 neutrons and 2 protons (helium nucleus)

Answer

Energy waves from the electromagnetic spectrum

Question 4

What is gamma radiation stopped by?

Accepted Answer

thick sheets of lead/metres of concrete

Answer

a sheet of aluminium

Answer

a sheet of paper

Question 5

What is alpha radiation stopped by?

Accepted Answer

a sheet of paper

Answer

thick sheets of lead/metres of concrete

Answer

a sheet of aluminium

Question 6

What is beta radiation stopped by?

Accepted Answer

a sheet of aluminium

Answer

a sheet of paper

Answer

thick sheets of lead/metres of concrete

Question 7

What is ionising radiation?

Accepted Answer

It is able to knock off electrons from atoms

Answer

A mutation

Question 8

What is a mutation?

Accepted Answer

When DNA is changed within the nucleus

Answer

Cancer

Question 9

Which is the correct order  of the nuclear radiation from most penetrating to least penetrating?

Accepted Answer

gamma, beta then alpha

Answer

alpha, beta then gamma

Question 10

Which is the correct order  of the nuclear radiation from most ionising to least ionising?

Accepted Answer

alpha, beta then gamma

Answer

gamma, beta then alpha

Question 11

What is a beneficial use of gamma  radiation?

Accepted Answer

medical tracers, sterilising equipment

Answer

in smoke alarms

Answer

making paper

Question 12

What is a beneficial use of alpha radiation?

Accepted Answer

in smoke alarms

Answer

medical tracers, sterilising equipment

Answer

making paper

Question 13

What is a beneficial use of beta  radiation?

Accepted Answer

making paper

Answer

in smoke alarms

Answer

medical tracers, sterilising equipment

Question 14

What is the relative mass of a proton?

Accepted Answer

1

Answer

2

Answer

1/1840

Question 15

What is the relative charge of a proton?

Accepted Answer

+1

Answer

0

Answer

-1

Question 16

What is the relative charge of a neutron?

Accepted Answer

0

Answer

+1

Answer

-1

Question 17

What is the relative charge of an electron?

Accepted Answer

-1

Answer

0

Answer

+1

Question 18

What is the relative mass of an electron?

Accepted Answer

1/1840

Answer

1

Answer

2

Question 19

What is the relative mass of an neutron?

Accepted Answer

1

Answer

2

Answer

1/1840

Question 20

What is the atomic number  of an atom?

Accepted Answer

Number of protons (which is equal to the number of electrons)

Answer

Number of neutrons + number of protons

Question 21

What is the relative atomic mass of an atom?

Accepted Answer

Number of neutrons + number of protons

Answer

Number of protons (which is equal to the number of electrons)

Question 22

What was Bohr's theory of the atom?

Accepted Answer

Positive nucleus, with electrons in specific shells (energy levels)

Answer

Plum pudding model (positive atom, negative electrons embedded)

Answer

Atom has a dense positive nucleus in the middle with most of the atom consisting of empty space

Answer

Atoms are spheres (balls). Not made up of anything else

Question 23

What was John Dalton's theory of the atom?

Accepted Answer

Atoms are spheres (balls). Not made up of anything else

Answer

Plum pudding model (positive atom, negative electrons embedded)

Answer

Atom has a dense positive nucleus in the middle with most of the atom consisting of empty space

Answer

Positive nucleus, with electrons in specific shells (energy levels)

Question 24

What was JJ Thompson's theory of the atom?

Accepted Answer

Plum pudding model (positive atom, negative electrons embedded)

Answer

Positive nucleus, with electrons in specific shells (energy levels)

Answer

Atoms are spheres (balls). Not made up of anything else

Answer

Atom has a dense positive nucleus in the middle with most of the atom consisting of empty space

Question 25

What was Rutherford's theory of the atom?

Accepted Answer

Atom has a dense positive nucleus in the middle with most of the atom consisting of empty space

Answer

Atoms are spheres (balls). Not made up of anything else

Answer

Positive nucleus, with electrons in specific shells (energy levels)

Answer

Plum pudding model (positive atom, negative electrons embedded)

Question 26

What is an isotope?

Accepted Answer

Atoms of the same elements, with the same number of protons  and a different number of neutrons

Answer

Atoms of the same elements, with the same number of neutrons and a different number of protons

Question 27

What makes an atom from a particular element?

Accepted Answer

Its number of protons

Answer

Its number of neutrons

Question 28

What makes an atom's nucleus unstable?

Accepted Answer

When it has too many or too little neutrons it will decay by emitting (giving off) radiation

Answer

When it has too many or too little protons it will decay by emitting (giving off) radiation

Question 29

When an atom decays giving off an alpha particle. what happens to its atomic mass and atomic number?

Accepted Answer

Its mass number goes down by 4 and atomic number goes down by 2.

Answer

Its mass number stays the same and the atomic number goes up by 1

Question 30

When an atom decays giving off an beta particle. what happens to its atomic mass and atomic number?

Accepted Answer

Its mass number stays the same and the atomic number goes up by 1

Answer

Its mass number goes down by 4 and atomic number goes down by 2.

Question 31

What happens to the atomic mass and atomic number when an atom gives off gamma radiation?

Accepted Answer

No change

Answer

Its mass number goes down by 4 and atomic number goes down by 2.

Answer

Its mass number stays the same and the atomic number goes up by 1

Question 32

What is nuclear fusion?

Accepted Answer

When two nuclei are forced together to make a bigger nucleus

Answer

When an unstable nucleus gives off neutrons as the nucleus splits

Question 33

What is nuclear fission?

Accepted Answer

When an unstable nucleus gives off neutrons as the nucleus splits

Answer

When two nuclei are forced together to make a bigger nucleus

Question 34

What is the small number called and what does it represent?

Accepted Answer

Atomic number, shows number of protons which is the same as the number of electrons

Answer

Atomic mass, shows number of protons + number of neutrons

Question 35

What is the big number called and what does it represent?

Accepted Answer

Atomic mass, shows number of protons + number of neutrons

Answer

Atomic number, shows number of protons which is the same as the number of electrons

Question 36

What is half-life?

Accepted Answer

The time it takes for half of the unstable nucleus to decay.

Answer

Half of the time it takes for the unstable nucleus to decay.

Related quizzes

Related quizzes